US4772326A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cartridges of fast setting cement and gelled water
Assignee: Construction Products Research Inc
•
Filing: 1987-01-27
•
Granted: 1988-09-20
•
Expires: 2007-01-27
Abstract
Abstract Cartridges for securing an anchoring element in an aperture of a structure containing magnesium oxide ammonium phosphate and gelled or microencapsulated water.
Inventors
- 👤 John Heinen
- 👤 David S. Babcock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 09:09
CPC Classifications
C; C04; C04B; C04B28/00; C04B28/34; C04B22/00; C04B22/08; C04B22/12; C04B28/02; F; F16; F16B; F16B13/00; F16B13/14; F16B13/141; F16B13/143; F16B13/145; C04B2103/00; C04B2103/60; C04B2103/67; C04B2111/00; C04B2111/00474; C04B2111/00715
Claims Analysis
Total Claims: 43
Claim 1
Independent Claim
62 words
A cartridge for securing an anchor element in an aperture of a structure which comprises a casing of a frangible material having at least two separate compartments, at least one of which contains a dry mixture of monoammonium phosphate and magnesium oxide and at lest one of which contains gelled water comprising water, a protein product and a bactericide or fungicide compound.
Claim 2
Dependent Claim
62 words
A cartridge for securing an anchor element in an aperture of a structure which comprises a casing of a frangible material having at least two separate compartments, at least one of which contains a dry mixture of monoammonium phosphate and magnesium oxide and at lest one of which contains gelled water comprising water, a protein product and a bactericide or fungicide compound.
Claim 3
Dependent Claim
21 words
The cartridge of claim 1 wherein the magnesium oxide and monoammonium phosphate are each in the form of finely group powder.
Claim 4
Dependent Claim
21 words
The cartridge of claim 1 wherein the relative amounts of magnesium oxide to monoammonium phosphate ranges fro mabout 4:1 to 1:2.
Claim 5
Independent Claim
129 words
A method for securing an anchoring element to a structure which comprises: (a) providing an aperture in a structure; (b) configuring a cartridge comprising a casing of a frangible material having at least two separate compartments, at least one of which contains a dry mixture of monoammonium phosphate and magnesium oxide and at least one of which contains gelled water comprising water, a protein product and a bactericide or fungicide compound, of a suitable size to fit into said aperture; (c) inserting said cartridge into said aperture; (d) inserting an anchoring element into said aperture to break, puncture, crush, destroy or dissolve said cartridge, thus allowing components in the cartridge compartments to mix; and (e) allowing said mixture to cure and securely attach said anchoring element to said structure.
Claim 6
Independent Claim
129 words
A method for securing an anchoring element to a structure which comprises: (a) providing an aperture in a structure; (b) configuring a cartridge comprising a casing of a frangible material having at least two separate compartments, at least one of which contains a dry mixture of monoammonium phosphate and magnesium oxide and at least one of which contains gelled water comprising water, a protein product and a bactericide or fungicide compound, of a suitable size to fit into said aperture; (c) inserting said cartridge into said aperture; (d) inserting an anchoring element into said aperture to break, puncture, crush, destroy or dissolve said cartridge, thus allowing components in the cartridge compartments to mix; and (e) allowing said mixture to cure and securely attach said anchoring element to said structure.
Claim 7
Dependent Claim
87 words
A cartridge for securing an anchor element in an aperture of a structure which comprises a casing of frangible material having two separate compartments, one of which contains monoammonium phosphate and magnesium oxide, each in the form of a finely group powder of a particle size which passes through #200 mesh and wherein the relative amounts of magnesium oxide to monoammonium phosphate ranges from about 1:1 to about 4:1, and the other compartment containing gelled water comprising water, a protein product and a bactericide or fungicide compound.
Claim 8
Dependent Claim
87 words
A cartridge for securing an anchor element in an aperture of a structure which comprises a casing of frangible material having two separate compartments, one of which contains monoammonium phosphate and magnesium oxide, each in the form of a finely group powder of a particle size which passes through #200 mesh and wherein the relative amounts of magnesium oxide to monoammonium phosphate ranges from about 1:1 to about 4:1, and the other compartment containing gelled water comprising water, a protein product and a bactericide or fungicide compound.
Claim 9
Independent Claim
154 words
A method for securing an anchoring element to a structure which comprises: (a) providing an aperture in a structure; (b) configuring a cartridge comprising a casing of frangible material having two separate compartments, one of which contains monoammonium phosphate and magnesium oxide, each in the form of a finely ground powder of a particle size which passes through #200 mesh and wherein the relative amounts of magnesium oxide to monoammonium phosphate ranges from about 1:1 to about 4:1, and the other compartment containing gelled water comprising water, a protein product and a bactericide or fungicide compound, of a suitable size to fit into said aperture; (c) inserting said cartridge into said aperture; (d) inserting an anchoring element into said aperture to break, puncture, crush, destroy or dissolve said cartridge, thus allowing components in the cartridge compartments to mix; and (e) allowing said mixture to cure and securely attach said anchoring element to said structure.
Claim 10
Independent Claim
154 words
A method for securing an anchoring element to a structure which comprises: (a) providing an aperture in a structure; (b) configuring a cartridge comprising a casing of frangible material having two separate compartments, one of which contains monoammonium phosphate and magnesium oxide, each in the form of a finely ground powder of a particle size which passes through #200 mesh and wherein the relative amounts of magnesium oxide to monoammonium phosphate ranges from about 1:1 to about 4:1, and the other compartment containing gelled water comprising water, a protein product and a bactericide or fungicide compound, of a suitable size to fit into said aperture; (c) inserting said cartridge into said aperture; (d) inserting an anchoring element into said aperture to break, puncture, crush, destroy or dissolve said cartridge, thus allowing components in the cartridge compartments to mix; and (e) allowing said mixture to cure and securely attach said anchoring element to said structure.
Claim 11
Dependent Claim
63 words
A cartridge for securing an anchor element in an aperture of a structure which comprises a casing of a frangible material having two separate compartments, one of which contains a dry cementitious composition and an accelerator compound which imparts fast setting properties to the composition and the other compartment containing gelled water comprising water, a protein product and a bactericide or fungicide compound.
Claim 12
Dependent Claim
63 words
A cartridge for securing an anchor element in an aperture of a structure which comprises a casing of a frangible material having two separate compartments, one of which contains a dry cementitious composition and an accelerator compound which imparts fast setting properties to the composition and the other compartment containing gelled water comprising water, a protein product and a bactericide or fungicide compound.
Claim 13
Dependent Claim
20 words
The cartridge of claim 7 wherein the cementitious composition is portland cement, a high alumina cement, gypsum or mixtures thereof.
Claim 14
Dependent Claim
14 words
The cartridge of claim 7 wherein the accelerator compound is an alkali metal halide.
Claim 15
Dependent Claim
13 words
The cartridge of claim 9 wherein the alkali metal halide is lithium bromide.
Claim 16
Dependent Claim
27 words
The cartride of claim 7 wherein the cementitious composition is in the form of a finely ground powder having a particle size which passes through #200 mesh.
Claim 17
Dependent Claim
52 words
A cartridge for securing an anchor element in an aperture of a structure which comprises a casing of a frangible material having two separate compartments, one of which contains a dry, fast-setting cementitious composition and the other compartment containing gelled water comprising water, a protein product and a bactericide or fungicide compound.
Claim 18
Dependent Claim
52 words
A cartridge for securing an anchor element in an aperture of a structure which comprises a casing of a frangible material having two separate compartments, one of which contains a dry, fast-setting cementitious composition and the other compartment containing gelled water comprising water, a protein product and a bactericide or fungicide compound.
Claim 19
Dependent Claim
27 words
The cartridge of claim 12 wherein the fast-setting cement composition comprises a combination of two or more of magnesium phosphate, high alumina cement, portland cement and gypsum.
Claim 20
Dependent Claim
19 words
The cartridge of claim 12 wherein the cement coposition sets between about 25 seconds and minutes after contacting water.
Claim 21
Dependent Claim
27 words
The cartridge of claim 12 wherein the cementitious composition is in the form of a finely ground powder having a particle size which passes through #200 mesh.
Claim 22
Dependent Claim
14 words
The cartridge of claim 12 wherein the cementitions composition further comprises an accelerator compound.
Claim 23
Dependent Claim
13 words
The cartridge of claim 16 wherein the accelerator is an alkali metal halide.
Claim 24
Dependent Claim
11 words
The cartridge of claim 17 wherein the accelerator is lithium bromide.
Claim 25
Dependent Claim
66 words
A cartridge for securing an anchor element in an aperture of a structure which comprises a casing of a frangible material having two separate compartments, at least one of which contains a fast-setting cementitious composition which sets in a time of between about 2 and 5 minutes and at least one compartment containing gelled water comprising water, a protein product and a bactericide or fungicide compound.
Claim 26
Dependent Claim
66 words
A cartridge for securing an anchor element in an aperture of a structure which comprises a casing of a frangible material having two separate compartments, at least one of which contains a fast-setting cementitious composition which sets in a time of between about 2 and 5 minutes and at least one compartment containing gelled water comprising water, a protein product and a bactericide or fungicide compound.
Claim 27
Dependent Claim
27 words
The cartridge of claim 19 wherein the fast-setting cement composition comprises a combination of two or more of magnesium phosphate, high alumina cement, portland cement and gypsum.
Claim 28
Dependent Claim
27 words
The cartridge of claim 19 wherein the cementitious composition is in the form of a finely ground powder having a particle size which passes through #200 mesh.
Claim 29
Dependent Claim
14 words
The cartridge of claim 19 wherein the cementitious composition further comprises an accelerator compound.
Claim 30
Dependent Claim
13 words
The cartridge of claim 22 wherein the accelerator is an alkali metal halide.
Claim 31
Dependent Claim
11 words
The cartridge of claim 23 wherein the accelerator is lithium bromide.
Claim 32
Independent Claim
130 words
A method for securing an anchoring element to a structure which comprises: (a) providing an aperture in a structure; (b) configuring a cartridge comprising a casing of a frangible material having two separate compartments, one of which contains a dry cementitious composition and an accelerator compound which imparts fast setting properties to the composition and the other compartment containing gelled water comprising water, a protein product and a bactericide or fungicide compound, of a suitable size to fit into said aperture; (c) inserting said cartridge into said aperture; (d) inserting an anchoring element into said aperture to break, puncture, crush, destroy or dissolve said cartridge, thus allowing components in the cartridge compartments to mix; and (e) allowing said mixture to cure and securely attach said anchoring element to said structure.
Claim 33
Independent Claim
130 words
A method for securing an anchoring element to a structure which comprises: (a) providing an aperture in a structure; (b) configuring a cartridge comprising a casing of a frangible material having two separate compartments, one of which contains a dry cementitious composition and an accelerator compound which imparts fast setting properties to the composition and the other compartment containing gelled water comprising water, a protein product and a bactericide or fungicide compound, of a suitable size to fit into said aperture; (c) inserting said cartridge into said aperture; (d) inserting an anchoring element into said aperture to break, puncture, crush, destroy or dissolve said cartridge, thus allowing components in the cartridge compartments to mix; and (e) allowing said mixture to cure and securely attach said anchoring element to said structure.
Claim 34
Dependent Claim
31 words
The method of claim 25 wherein the dry ingredients of the cartridge contain an accelerator compound for increasing the release of water from the gelled water when the components are mixed.
Claim 35
Dependent Claim
12 words
The method of claim 26 wherein the accelerator is a bromide compound.
Claim 36
Independent Claim
119 words
A method for securing an anchoring element to a sturcture which comprises: (a) providing an aperture in a structure; (b) configuring a cartridge comprising a casing of a frangible material having two separate compartments, one of which contains a dry, fast-setting cementitious composition and the other compartment containing gelled water comprising water, a protein product and a bactericide or fungicide compound, of a suitable size to fit into said aperture; (c) inserting said cartridge into said aperture; (d) inseting an anchoring element into said aperture to break, puncture, crush, destgroy or dissolve said cartridge, thus allowing components in the cartridge compartments to mix; and (e) allowing saids mixture to cure and securely attach said anchoring element to said structure.
Claim 37
Independent Claim
119 words
A method for securing an anchoring element to a sturcture which comprises: (a) providing an aperture in a structure; (b) configuring a cartridge comprising a casing of a frangible material having two separate compartments, one of which contains a dry, fast-setting cementitious composition and the other compartment containing gelled water comprising water, a protein product and a bactericide or fungicide compound, of a suitable size to fit into said aperture; (c) inserting said cartridge into said aperture; (d) inseting an anchoring element into said aperture to break, puncture, crush, destgroy or dissolve said cartridge, thus allowing components in the cartridge compartments to mix; and (e) allowing saids mixture to cure and securely attach said anchoring element to said structure.
Claim 38
Dependent Claim
31 words
The method of claim 28 wherein the dry imgredients of the cartridge contain an accelerator compound for increasing the release of water from the gelled water when the components are mixed.
Claim 39
Dependent Claim
12 words
The method of claim 27 wherein the accelerator is a bromide compound.
Claim 40
Independent Claim
132 words
A method for securing an anchoring element to a structure which comprises: (a) providing an aperture in a structure; (b) configuring a cartridge comprising a casing of a frangible material having two separate compartments, at least one of which contains a fast-setting cementitious which sets in a time of between about 2 and 5 minutes and at least one compartment containing gelled water comprising water, a protein product and a bactericide or fungicide compound, of a suitable size to fit into said aperture; (c) inserting said cartridge into said aperture; (d) inserting an anchoring element into said aperture to break, puncture, crush, desctroy or dissolve said cartridge, thus allowing components in the cartridge compartment to mix; and (e) allowing said mixture to cure and securely attach said anchoring element to said strucutre.
Claim 41
Independent Claim
132 words
A method for securing an anchoring element to a structure which comprises: (a) providing an aperture in a structure; (b) configuring a cartridge comprising a casing of a frangible material having two separate compartments, at least one of which contains a fast-setting cementitious which sets in a time of between about 2 and 5 minutes and at least one compartment containing gelled water comprising water, a protein product and a bactericide or fungicide compound, of a suitable size to fit into said aperture; (c) inserting said cartridge into said aperture; (d) inserting an anchoring element into said aperture to break, puncture, crush, desctroy or dissolve said cartridge, thus allowing components in the cartridge compartment to mix; and (e) allowing said mixture to cure and securely attach said anchoring element to said strucutre.
Claim 42
Dependent Claim
31 words
The cartridge of claim 31 wherein the dry ingredients of the cartridge contain an accelerator compound for increasing the release of water from the gelled water when the components are mixed.
Claim 43
Dependent Claim
12 words
The method of claim 32 wherein the accelerator is a bromide compound.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1991-09-20 | 1992-03-21 | 1992-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-09-20 | 1996-03-21 | 1996-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-09-20 | 2000-03-21 | 2000-09-20 | $7700.00 | Window Closed / Lapsed |