US2871229A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Copolymers of a dialkyl amine oxide and a monovinylidene compound and oriented fiber thereof
Assignee: Wyeth Holdings LLC
•
Filing: 1956-10-01
•
Granted: 1959-01-27
•
Expires: 1976-10-01
Abstract
No abstract record available.
Inventors
- 👤 John A Price
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:11
CPC Classifications
C; C08; C08F; C08F226/00; C08F226/02; C08F226/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
26 words
A COMPOSITION COMPRISING A LINEAR COPOLYMERIC REACTION PRODUCT OF A MIXTURE OF COPOLYMERIZABLE INGREDIENTS INCLUDING (1) A IS ETHYLENICALLY UNSATURATED COMPOUND REPRESENTED BY THE GENERAL FORMUAL
Claim 2
Dependent Claim
26 words
A COMPOSITION COMPRISING A LINEAR COPOLYMERIC REACTION PRODUCT OF A MIXTURE OF COPOLYMERIZABLE INGREDIENTS INCLUDING (1) A IS ETHYLENICALLY UNSATURATED COMPOUND REPRESENTED BY THE GENERAL FORMUAL
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-26 | 1962-07-28 | 1963-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-26 | 1966-07-28 | 1967-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-26 | 1970-07-28 | 1971-01-27 | $7700.00 | Window Closed / Lapsed |