Patent US3134746A successfully refreshed from Google Patents.
US3134746A
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Blends of epsilon caprolactam polymer and graft copolymer alkenyl cyanide and alkenyl substituted aromatic hydrocarbon on polybutadiene
Assignee: GE Chemicals Inc
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Filing: 1961-06-09
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Granted: 1964-05-26
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Expires: 1981-06-09
Abstract
No abstract record available.
Inventors
- 👤 Thomas S Grahowski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:05
CPC Classifications
C; C08; C08L; C08L55/00; C08L55/02; C08L77/00; Y; Y10; Y10S; Y10S8/00; Y10S8/09; Y10S8/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
50 words
A COMPOSITION COMPRISING A BLEND OF (A) POLYMERIZED EPSILON CAPROLACTAM AND (B) A GRAFT COPOLYMER OF (1) 60 PERCENT TO 10 PERCENT BY WEIGHT POLYBUTADIENE AND CORRESPONDINGLY (2) 40 PERCENT TO 90 PERCENT BY WEIGHT OF A MIXTURE OF AN ALKENYL CYANIDE AND AN ALKENYL SUBSTITUTED MONO NUCLEAR AROMATIC HYDROCARBON.
Claim 2
Dependent Claim
50 words
A COMPOSITION COMPRISING A BLEND OF (A) POLYMERIZED EPSILON CAPROLACTAM AND (B) A GRAFT COPOLYMER OF (1) 60 PERCENT TO 10 PERCENT BY WEIGHT POLYBUTADIENE AND CORRESPONDINGLY (2) 40 PERCENT TO 90 PERCENT BY WEIGHT OF A MIXTURE OF AN ALKENYL CYANIDE AND AN ALKENYL SUBSTITUTED MONO NUCLEAR AROMATIC HYDROCARBON.
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) | 1967-05-26 | 1967-11-25 | 1968-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-26 | 1971-11-25 | 1972-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-26 | 1975-11-25 | 1976-05-26 | $7700.00 | Window Closed / Lapsed |