US3315014A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dyeable polypropylene fibers containing polymers of vinyl pyridines
Assignee: Uniroyal Inc
•
Filing: 1960-02-04
•
Granted: 1967-04-18
•
Expires: 1980-02-04
Abstract
No abstract record available.
Inventors
- 👤 Jr Harry W Coover
- 👤 Frederick B Joyner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:14
CPC Classifications
C; C08; C08F; C08F36/00; C08F36/02; C08F36/04; C08L; C08L23/00; C08L23/02; C08L23/10; C08L23/12; C08L39/00; C08L39/04; C08L39/08; D; D01; D01F; D01F6/00; D01F6/44; D01F6/46; C08L2203/00; C08L2203/12; Y; Y10; Y10S; Y10S525/00; Y10S525/916; Y10S8/00; Y10S8/09
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
40 words
A MELT SPUN POLYPROPYLENE TEXTILE FIBER EXHIBITING EXCELLENT DYE AFFINITY, LIGHT AND GAS FASTNESS, RESISTANCE TO OXIDATION AND WEATHERING, SAID FIBER CONTAINING A POLYMERIC MODIFIER SELECTED FROM THE GROUP CONSISTING OF: (A) HOMOPOLYMERS OF VINYL PYRIDINE MONOMERS HAVING THE FORMULA:
Claim 2
Dependent Claim
40 words
A MELT SPUN POLYPROPYLENE TEXTILE FIBER EXHIBITING EXCELLENT DYE AFFINITY, LIGHT AND GAS FASTNESS, RESISTANCE TO OXIDATION AND WEATHERING, SAID FIBER CONTAINING A POLYMERIC MODIFIER SELECTED FROM THE GROUP CONSISTING OF: (A) HOMOPOLYMERS OF VINYL PYRIDINE MONOMERS HAVING THE FORMULA:
References Cited (Backward Citations)
US2527863A
Cited
US2688008A
Cited
US2882263A
Cited
US2831826A
Cited
US3003845A
Cited
US3115478A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-04-17 | 1970-10-17 | 1971-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-17 | 1974-10-17 | 1975-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-17 | 1978-10-17 | 1979-04-18 | $7700.00 | Window Closed / Lapsed |