US3079280A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treatment of fibrous textile materials and resulting products
Assignee: Shell USA Inc
•
Filing: 1960-12-30
•
Granted: 1963-02-26
•
Expires: 1980-12-30
Abstract
No abstract record available.
Inventors
- 👤 William H Houff
- 👤 William T Tsatsos
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 01:27
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/21; D06M15/263; D06M13/00; D06M13/10; D06M13/184; D06M13/203; D21; D21H; D21H17/00; D21H17/20; D21H17/33; D21H17/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
28 words
A PROCESS FOR TREATING FIBROUS TEXTILE MATERIALS TO FIBROUS MATERIALS WITH A LIQUID MEDIUM CONTAINING A SALT OF A POLYMERIC HYDROXY CARBOXYLIC ACID WHICH CONTAINS A PLURALITY OF
Claim 2
Dependent Claim
28 words
A PROCESS FOR TREATING FIBROUS TEXTILE MATERIALS TO FIBROUS MATERIALS WITH A LIQUID MEDIUM CONTAINING A SALT OF A POLYMERIC HYDROXY CARBOXYLIC ACID WHICH CONTAINS A PLURALITY OF
References Cited (Backward Citations)
US2657192A
Cited
GB797459A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-02-25 | 1966-08-27 | 1967-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-25 | 1970-08-27 | 1971-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-25 | 1974-08-27 | 1975-02-26 | $7700.00 | Window Closed / Lapsed |