US4073996A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fabric treating articles and processes
Assignee: Procter and Gamble Co
•
Filing: 1976-02-24
•
Granted: 1978-02-14
•
Expires: 1996-02-24
Abstract
Abstract Fabric conditioning articles comprising a water-insoluble particulate clay, fabric organic conditioning agents and a dispensing means especially adapted for use in automatic clothes dryers are described.
Inventors
- 👤 William T. Bedenk
- 👤 Paul J. Sagel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:06
CPC Classifications
C; C11; C11D; C11D17/00; C11D17/04; C11D17/041; C11D17/047; D; D06; D06F; D06F58/00; D06F58/20; D06F58/203; D06F58/30; D06M; D06M11/00; D06M11/77; D06M11/79; D06M23/00; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31971; Y10T428/31993; Y10T442/00; Y10T442/20; Y10T442/2303; Y10T442/2352; Y10T442/2418; Y10T442/2459
Claims Analysis
Total Claims: 22
Claim 1
Independent Claim
72 words
An article of manufacture especially adapted for conditioning fabrics in an automatic clothes dryer, comprising: (a) an effective amount of a smectite clay/organic fabric conditioning agent mixture wherein the weight ratio of organic fabric conditioning agent to smectite clay is from about 200:1 to about 1:1 and wherein the organic fabric conditioning agent is cationic; and (b) a dispensing means which provides for release of said mixture within an automatic clothes dryer.
Claim 2
Dependent Claim
72 words
An article of manufacture especially adapted for conditioning fabrics in an automatic clothes dryer, comprising: (a) an effective amount of a smectite clay/organic fabric conditioning agent mixture wherein the weight ratio of organic fabric conditioning agent to smectite clay is from about 200:1 to about 1:1 and wherein the organic fabric conditioning agent is cationic; and (b) a dispensing means which provides for release of said mixture within an automatic clothes dryer.
Claim 3
Dependent Claim
33 words
An article according to claim 1 wherein the organic fabric conditioning agent is a mixture of cationic and nonionic fabric conditioning agents, said mixture containing not less than 5% cationic fabric conditioning agent.
Claim 4
Dependent Claim
25 words
An article according to claim 2 wherein the weight ratio of organic fabric conditioning agent to smectite clay is from about 60:1 to about 2:1.
Claim 5
Dependent Claim
24 words
An article according to claim 3 wherein said mixture is in a substantially dry state and wherein the dispensing means is an absorbent substrate.
Claim 6
Dependent Claim
19 words
An article according to claim 4 wherein the absorbent substrate is a paper or woven or non-woven cloth sheet.
Claim 7
Dependent Claim
27 words
An article according to claim 5 wherein the cationic fabric conditioning agent is a quaternary ammonium compound and the nonionic fabric conditioning agent is a sorbitan ester.
Claim 8
Dependent Claim
27 words
An article according to claim 4 wherein the weight ratio of organic fabric conditioning agent plus smectite clay to absorbent substrate is from about 10:1 to 0.5:1.
Claim 9
Dependent Claim
24 words
An article according to clay 7 wherein the organic fabric conditioning agent and smectite clay have an effective amount of a perfume incorporated therewith.
Claim 10
Dependent Claim
24 words
An article according to clay 7 wherein the organic fabric conditioning agent and smectite clay have an effective amount of a perfume incorporated therewith.
Claim 11
Dependent Claim
21 words
An article according to claim 8 wherein the clay and perfume form a layer on the surface of the conditioning article.
Claim 12
Dependent Claim
14 words
An article according to claim 4 wherein the absorbent substrate is a polyurethane foam.
Claim 13
Dependent Claim
27 words
An article according to claim 10 wherein the cationic fabric conditioning agent is a quaternary ammonium compound and the nonionic fabric conditioning agent is a sorbitan ester.
Claim 14
Dependent Claim
14 words
An article according to claim 1 wherein the dispensing means is an aerosol device.
Claim 15
Dependent Claim
67 words
A process for conditioning fabrics comprising: (a) applying to fabrics in an automatic clothes dryer an effective amount of a smectite clay/organic fabric conditioning agent mixture wherein the weight ratio of organic fabric conditioning agent to smectite clay is from about 200:1 to about 1:1 and wherein the organic fabric conditioning agent is cationic; and (b) manipulating said fabrics to disperse the smectite clay/organic conditioning agent mixture.
Claim 16
Dependent Claim
67 words
A process for conditioning fabrics comprising: (a) applying to fabrics in an automatic clothes dryer an effective amount of a smectite clay/organic fabric conditioning agent mixture wherein the weight ratio of organic fabric conditioning agent to smectite clay is from about 200:1 to about 1:1 and wherein the organic fabric conditioning agent is cationic; and (b) manipulating said fabrics to disperse the smectite clay/organic conditioning agent mixture.
Claim 17
Dependent Claim
33 words
A process according to claim 13 wherein the organic fabric conditioning agent is a mixture of cationic and nonionic fabric conditioning agents, said mixture containing not less than 5% cationic fabric conditioning agent.
Claim 18
Dependent Claim
25 words
A process according to claim 14 wherein the weight ratio of organic fabric conditioning agent to smectite clay is from about 60:1 to about 2:1.
Claim 19
Dependent Claim
28 words
A process according to claim 15 wherein the mixture is in a substantially dry state and wherein said mixture is dispensed into the dryer from an absorbent substrate.
Claim 20
Dependent Claim
27 words
A process according to claim 16 wherein the cationic fabric conditioning agent is a quaternary ammonium compound and the nonionic fabric conditioning agent is a sorbitan ester.
Claim 21
Dependent Claim
24 words
A process according to claim 17 wherein the organic fabric conditioning agent and smectite clay have an effective amount of a perfume incorporated therewith.
Claim 22
Dependent Claim
41 words
A process according to claim 13 wherein the smectite clay/organic fabric conditioning agent mixture is dispensed into the dryer from an aerosol dispensing device in a manner so as to coat the dryer drum before tumbling the fabrics in the dryer.
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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) | 1981-02-13 | 1981-08-15 | 1982-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-02-13 | 1985-08-15 | 1986-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-02-13 | 1989-08-15 | 1990-02-14 | $7700.00 | Window Closed / Lapsed |