US3654167A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Washing polymers
Assignee: Individual
•
Filing: 1969-12-23
•
Granted: 1972-04-04
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Expires: 1989-12-23
Abstract
Abstract A HYDROPHILIC GEL OF A POLYMERIC FAT ACID POLYAMIDE AND A DIETHONOLAMIDE OF A FATTY ACID OR A BRACHCED CHAIN FATTY ACID FOR USE AS A DETERGENT AND IN DETERGENT TYPE SOAPS.
Inventors
- 👤 Harold S Akrongold
- 👤 Rochelle Akrongold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:47
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/16; C11D3/37; C11D3/3703; C11D3/3719; A; A61; A61K; A61K8/00; A61K8/18; A61K8/72; A61K8/84; A61K8/88; A61Q; A61Q15/00; A61Q5/00; A61Q5/02; A61Q5/06; C08; C08L; C08L33/00; C08L33/04; C08L33/06; C08L33/08; C08L77/00; C08L77/06; C08L77/08; C09; C09J; C09J177/00; C09J177/06; C09J177/08; C11D1/00; C11D1/38; C11D1/52; C11D1/523; C11D3/0005; C11D3/001; C08L2205/00; C08L2205/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-04-04 | 1975-10-04 | 1976-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-04-04 | 1979-10-04 | 1980-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-04-04 | 1983-10-04 | 1984-04-04 | $7700.00 | Window Closed / Lapsed |