US3405003A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Soil retardant composition containing a sulfonate-polyacrylamide copolymer salt and an imidazoline plasticizer, process for treating a textile material therewith and thetreated material
Assignee: Wyeth Holdings LLC
•
Filing: 1965-02-18
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Granted: 1968-10-08
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Expires: 1985-02-18
Abstract
No abstract record available.
Inventors
- 👤 Paolo George Robert De
- 👤 Jr William Julius Van Loo
- 👤 O'brien Samuel James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:16
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/21; D06M15/285
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3090704A
Cited
US3134686A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-08 | 1972-04-08 | 1972-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-08 | 1976-04-08 | 1976-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-08 | 1980-04-08 | 1980-10-08 | $7700.00 | Window Closed / Lapsed |