US2880106A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of textile and other materials having a basis of cellulose triacetate
Assignee: Acordis UK Ltd
•
Filing: 1957-01-09
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Granted: 1959-03-31
•
Expires: 1977-01-09
Abstract
No abstract record available.
Inventors
- 👤 Hawtin Selwyn George
- 👤 Downing John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:57
CPC Classifications
D; D01; D01F; D01F1/00; D01F1/02; D01F1/04; D01F2/00; D01F2/24; D01F2/28; D01F2/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
PROCESS FOR THE MANUFACTURE OF TEXTILE AND OTHER ARTICLES HAVING A BASIS OF CELLULOSE TRIACETATE AND CONTAINING AN EFFECT MATERIAL, WHICH COMPRISES FORMING A SPINNING SOLUTION BY DISSOLVING IN A SOLVENT COMMON TO BOTH (A) CELLULOSE TRIACETATE AND (B) ACETONE-SOLUBLE CELLULOSE ACETATE IN AMOUNT AT MOST 15% OF THE WEIGHT OF THE CELLULOSE TRIACETATE AND CONTAINING AN EFFECT MATERIAL FINELY DISPERSED IN IT, AND SHAPING AND COAGULATING THE SAID SPINNING SOLUTION.
Claim 2
Dependent Claim
71 words
PROCESS FOR THE MANUFACTURE OF TEXTILE AND OTHER ARTICLES HAVING A BASIS OF CELLULOSE TRIACETATE AND CONTAINING AN EFFECT MATERIAL, WHICH COMPRISES FORMING A SPINNING SOLUTION BY DISSOLVING IN A SOLVENT COMMON TO BOTH (A) CELLULOSE TRIACETATE AND (B) ACETONE-SOLUBLE CELLULOSE ACETATE IN AMOUNT AT MOST 15% OF THE WEIGHT OF THE CELLULOSE TRIACETATE AND CONTAINING AN EFFECT MATERIAL FINELY DISPERSED IN IT, AND SHAPING AND COAGULATING THE SAID SPINNING SOLUTION.
References Cited (Backward Citations)
GB243031A
Cited
US2048248A
Cited
US2085512A
Cited
US2701211A
Cited
US2591077A
Cited
US2739069A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-30 | 1962-09-29 | 1963-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-30 | 1966-09-29 | 1967-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-30 | 1970-09-29 | 1971-03-31 | $7700.00 | Window Closed / Lapsed |