Patent US3977980A successfully refreshed from Google Patents.
US3977980A
Expired / Lapsed
US
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Solid fabric conditioner composition
Assignee: Primerica Inc
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Filing: 1974-01-04
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Granted: 1976-08-31
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Expires: 1994-01-04
Abstract
Abstract A solid fabric conditioner composition comprising a mixture of a conditioning agent and diatomaceous earth in compressed form is employed to condition fabrics in an automatic clothes dryer. Methods for utilizing such products wherein the rate of release of conditioner to fabrics being treated is predetermined and controlled are also provided.
Inventors
- 👤 Franklin Hornor Fry
- 👤 Orville Reinke
- 👤 Wayne A. Marthaler
- 👤 Richard K. Wylie
- 👤 Frederick C. Boye
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:02
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/0005; C11D3/001; C11D3/02; C11D3/12; C11D3/124; C11D3/1246; D; D06; D06M; D06M11/00; D06M11/77; D06M11/79; D06M13/00; D06M13/322; D06M13/46; D06M23/00
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
55 words
A fabric conditioner composition consisting essentially of a conditioning agent in admixture with diatomaceous earth, said mixture being in solid, compressed form, containing from about 70 to about 45% conditioner and from about 30 to about 55% diatomaceous earth, and exhibiting a compressive strength of from about 8 to about 26 pounds per square inch.
Claim 2
Dependent Claim
55 words
A fabric conditioner composition consisting essentially of a conditioning agent in admixture with diatomaceous earth, said mixture being in solid, compressed form, containing from about 70 to about 45% conditioner and from about 30 to about 55% diatomaceous earth, and exhibiting a compressive strength of from about 8 to about 26 pounds per square inch.
Claim 3
Dependent Claim
14 words
A composition of claim 1 wherein said conditioner is a cationic quaternary ammonium salt.
Claim 4
Dependent Claim
23 words
A composition of claim 2 wherein said composition contains about 60% by weight of a fabric softener and 40% by weight diatomaceous earth.
Claim 5
Dependent Claim
49 words
A fabric softener composition consisting essentially of about 45 to 70% by weight of a tallow alkyl ammonium chloride and about 30 to about 55% by weight of diatomaceous earth in solid, compressed form, exhibiting a compressive strength of from about 8 to about 26 pounds per square inch.
Claim 6
Dependent Claim
49 words
A fabric softener composition consisting essentially of about 45 to 70% by weight of a tallow alkyl ammonium chloride and about 30 to about 55% by weight of diatomaceous earth in solid, compressed form, exhibiting a compressive strength of from about 8 to about 26 pounds per square inch.
Claim 7
Dependent Claim
24 words
A composition of claim 4 wherein said composition contains about 60% by weight tallow alkyl ammonium chloride and about 40% by weight diatomaceous earth.
Claim 8
Dependent Claim
8 words
A composition of claim 1 in briquet form.
Claim 9
Dependent Claim
8 words
A composition of claim 4 in briquet form.
Claim 10
Dependent Claim
54 words
A process for the production of a solid fabric conditioner suitable for use in a clothes dryer which comprises admixing a fabric conditioner adjuvant with diatomaceous earth with sufficient pressure at a sufficient rate to obtain a solid, compacted product exhibiting compressive strength of from about 8 to about 26 pounds per square inch.
Claim 11
Dependent Claim
54 words
A process for the production of a solid fabric conditioner suitable for use in a clothes dryer which comprises admixing a fabric conditioner adjuvant with diatomaceous earth with sufficient pressure at a sufficient rate to obtain a solid, compacted product exhibiting compressive strength of from about 8 to about 26 pounds per square inch.
References Cited (Backward Citations)
US3549545A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-08-31 | 1980-03-01 | 1980-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-08-31 | 1984-03-01 | 1984-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-08-31 | 1988-03-01 | 1988-08-31 | $7700.00 | Window Closed / Lapsed |