Patent US3178366A successfully refreshed from Google Patents.
US3178366A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treating compositions for softening fibers
Assignee: Armour and Co
•
Filing: 1962-05-28
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Granted: 1965-04-13
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Expires: 1982-05-28
Abstract
No abstract record available.
Inventors
- 👤 Brow Paul L Du
- 👤 John S Brandiff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:14
CPC Classifications
D; D06; D06M; D06M13/00; D06M13/322; D06M13/402; D06M13/432
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
21 words
A TREATING COMPOSITON FOR SOFTNEING FIBERS AND CONDITIONING THEM FOR REWETTING, CONSISTING ESSENTIALLY OF A QUATERNARY AMMONIUM SALT HAVING THE FORMULA
Claim 2
Dependent Claim
21 words
A TREATING COMPOSITON FOR SOFTNEING FIBERS AND CONDITIONING THEM FOR REWETTING, CONSISTING ESSENTIALLY OF A QUATERNARY AMMONIUM SALT HAVING THE FORMULA
References Cited (Backward Citations)
US2214352A
Cited
US2577773A
Cited
US2876263A
Cited
US2809159A
Cited
US2857330A
Cited
US3003954A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-12 | 1968-10-12 | 1969-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-12 | 1972-10-12 | 1973-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-12 | 1976-10-12 | 1977-04-13 | $7700.00 | Window Closed / Lapsed |