Patent US4657152A successfully refreshed from Google Patents.
US4657152A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermoplastic foam fitment
Assignee: Baxter International Inc
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Filing: 1985-11-27
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Granted: 1987-04-14
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Expires: 2005-11-27
Abstract
Abstract A fitment for attachment to a container having an integral body constructed from a thermoplastic foam and having an integral skin outer surface and a cellular core. The body has a top and bottom surface and includes at least one resealable port.
Inventors
- 👤 Peter Carveth
- 👤 Albert Stone
- 👤 L. Alan White
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:44
CPC Classifications
A; A61; A61J; A61J1/00; A61J1/14; A61J1/1406
Claims Analysis
Total Claims: 37
Claim 1
Independent Claim
53 words
A fitment comprising: an integral body constructed from a thermoplastic foam, and having an integral skin outer surface and a cellular core; the body having a top and bottom surface and at least one resealable port; and the bottom surface includes means for securing the bottom surface to a surface of a container.
Claim 2
Dependent Claim
53 words
A fitment comprising: an integral body constructed from a thermoplastic foam, and having an integral skin outer surface and a cellular core; the body having a top and bottom surface and at least one resealable port; and the bottom surface includes means for securing the bottom surface to a surface of a container.
Claim 3
Dependent Claim
19 words
The fitment of claim 1 wherein the means for securing includes a particulate slurry layer on the bottom surface.
Claim 4
Dependent Claim
13 words
The fitment of claim 1 wherein the body includes a locking spike port.
Claim 5
Dependent Claim
15 words
The fitment of claim 1 including means for insuring the sterility of the top surface.
Claim 6
Dependent Claim
15 words
The fitment of claim 1 wherein the top surface includes at least one reseal pad.
Claim 7
Dependent Claim
15 words
The fitment of claim 1 wherein the body includes a portion having a frusto-conical shape.
Claim 8
Dependent Claim
22 words
The fitment of claim 1 wherein the body includes gripping means for gripping the fitment after it is attached to a container.
Claim 9
Dependent Claim
65 words
A fitment comprising: an integral body constructed from a thermoplastic foam, and having an integral skin outer surface and a cellular core; the body having a top and bottom surface and at least one resealable port; and the bottom surface including means for securing the bottom surface to a surface of a container, the means for securing includes an adhesive layer on the bottom surface.
Claim 10
Dependent Claim
65 words
A fitment comprising: an integral body constructed from a thermoplastic foam, and having an integral skin outer surface and a cellular core; the body having a top and bottom surface and at least one resealable port; and the bottom surface including means for securing the bottom surface to a surface of a container, the means for securing includes an adhesive layer on the bottom surface.
Claim 11
Dependent Claim
57 words
A fitment comprising: an integral body constructed from a thermoplastic foam, and having an integral skin outer surface and a cellular core; the body having a top and bottom surface and at least one resealable port; and means for insuring the sterility of the top surface, wherein said means for insuring the sterility includes a peelable sheath.
Claim 12
Dependent Claim
57 words
A fitment comprising: an integral body constructed from a thermoplastic foam, and having an integral skin outer surface and a cellular core; the body having a top and bottom surface and at least one resealable port; and means for insuring the sterility of the top surface, wherein said means for insuring the sterility includes a peelable sheath.
Claim 13
Dependent Claim
60 words
A fitment for attachment to a container comprising: a body having an outer surface having an integral skin and an inner core having closed cells; the body including a top and bottom surface and having at least one resealable port; and the bottom surface including means for sealing the fitment to the container without violating the environment of the container.
Claim 14
Dependent Claim
60 words
A fitment for attachment to a container comprising: a body having an outer surface having an integral skin and an inner core having closed cells; the body including a top and bottom surface and having at least one resealable port; and the bottom surface including means for sealing the fitment to the container without violating the environment of the container.
Claim 15
Dependent Claim
16 words
The fitment of claim 10 wherein the means for sealing the fitment is a particulate slurry.
Claim 16
Dependent Claim
20 words
The fitment of claim 10 wherein the means for sealing the fitment is a gasket constructed from a particulate slurry.
Claim 17
Dependent Claim
14 words
The fitment of claim 10 wherein the body is constructed from a thermoplastic foam.
Claim 18
Dependent Claim
14 words
The fitment of claim 10 wherein the means for sealing is an adhesive layer.
Claim 19
Dependent Claim
15 words
The fitment of claim 14 wherein the adhesive layer is covered by a peelable sheath.
Claim 20
Dependent Claim
22 words
The fitment of claim 10 wherein the thermoplastic foam is chosen from the group consisting of Kraton, ethylene vinyl acetate, or Santoprene.
Claim 21
Dependent Claim
41 words
The fitment of claim 10 wherein said outer surface has a compression load deflection ratio of between approximately 25 to about 50 psi and the inner core has a compression load deflection ratio of between approximately 5 to about 20 psi.
Claim 22
Dependent Claim
14 words
The fitment of claim 10 including a peelable sheath for covering the top surface.
Claim 23
Dependent Claim
49 words
A fitment for attachment to a container comprising: an upper layer having an integral skin and closed cellular core; a middle layer constructed from an elastomeric member; a lower layer having an integral skin and closed cellular core; and the lower and upper layer sandwiching the middle layer therebetween.
Claim 24
Dependent Claim
49 words
A fitment for attachment to a container comprising: an upper layer having an integral skin and closed cellular core; a middle layer constructed from an elastomeric member; a lower layer having an integral skin and closed cellular core; and the lower and upper layer sandwiching the middle layer therebetween.
Claim 25
Dependent Claim
28 words
The fitment of claim 19 wherein: the lower layer includes means for securing the fitment to the container; and the upper layer includes at least one resealable port.
Claim 26
Dependent Claim
21 words
The fitment of claim 20 wherein the fitment can be attached to the container without violating the environment of the container.
Claim 27
Dependent Claim
16 words
The fitment of claim 19 wherein the upper, middle, and lower layers are fusion sealed together.
Claim 28
Dependent Claim
26 words
The fitment of claim 19 wherein the middle layer is constructed from a material chosen from the group consisting of, latex silicone, or melt processible rubber.
Claim 29
Dependent Claim
11 words
The fitment of claim 19 including at least one resealable port.
Claim 30
Dependent Claim
11 words
The fitment of claim 19 including at least one locking port.
Claim 31
Dependent Claim
19 words
The fitment of claim 19 wherein the means for securing the fitment to the container is a particulate slurry.
Claim 32
Dependent Claim
18 words
The fitment of claim 19 wherein the means for securing is a gasket constructed from a particulate slurry.
Claim 33
Dependent Claim
58 words
A fitment for attachment to a container comprising: an upper layer having an integral skin and closed cellular core; a middle layer constructed from an elastomeric member; a lower layer having an integral skin and closed cellular core; the lower and upper layer sandwiching the middle layer therebetween; and the upper layer is covered by a peelable sheath.
Claim 34
Dependent Claim
58 words
A fitment for attachment to a container comprising: an upper layer having an integral skin and closed cellular core; a middle layer constructed from an elastomeric member; a lower layer having an integral skin and closed cellular core; the lower and upper layer sandwiching the middle layer therebetween; and the upper layer is covered by a peelable sheath.
Claim 35
Dependent Claim
78 words
A fitment for attachment to a container comprising: an upper layer having an integral skin and closed cellular core; a middle layer constructed from an elastomeric member; a lower layer having an integral skin and closed cellular core; the lower and upper layer sandwiching the middle layer therebetween; the lower layer includes means for securing the fitment to the container the means for securing including an adhesive layer; and the upper layer includes at least one resealable port.
Claim 36
Dependent Claim
78 words
A fitment for attachment to a container comprising: an upper layer having an integral skin and closed cellular core; a middle layer constructed from an elastomeric member; a lower layer having an integral skin and closed cellular core; the lower and upper layer sandwiching the middle layer therebetween; the lower layer includes means for securing the fitment to the container the means for securing including an adhesive layer; and the upper layer includes at least one resealable port.
Claim 37
Dependent Claim
15 words
The fitment of claim 29 wherein the adhesive layer is covered by a peelable sheath.
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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) | 1990-04-13 | 1990-10-13 | 1991-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-04-13 | 1994-10-13 | 1995-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-04-13 | 1998-10-13 | 1999-04-14 | $7700.00 | Window Closed / Lapsed |