US3058950A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Graft copolymers of n-vinyl-3-morpholinone on polyolefin substrates and method of making same
Assignee: Dow Chemical Co
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Filing: 1959-01-07
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Granted: 1962-10-16
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Expires: 1979-01-07
Abstract
No abstract record available.
Inventors
- 👤 George W Stanton
- 👤 Teddy G Traylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:05
CPC Classifications
C; C08; C08F; C08F255/00; Y; Y10; Y10S; Y10S8/00; Y10S8/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
52 words
DYE-RECEPTIVE GRAFT COPOLYMER COMPOSITION COMPRISED OF (1) A SUBSTRATE POLYOLEFIN OF A NON-AROMATIC MONOOLEFIN HAVING 2 TO 6 CARBON ATOMS THEREIN, SAID POLYOLEFIN HAVING ATTACHED TO CARBON ATOMS IN ITS STRUCTURE, AS GRAFT COPOLYMERIZED SUBSTITUENTS THEREON, UP TO ABOUT 20 WEIGHT PERCENT, BASED ON GRAFT COPOLYMER COMPOSITION WEIGHT OF (2) POLYMERIZED N-VINYL-3-MORPHOLIONONE.
Claim 2
Dependent Claim
52 words
DYE-RECEPTIVE GRAFT COPOLYMER COMPOSITION COMPRISED OF (1) A SUBSTRATE POLYOLEFIN OF A NON-AROMATIC MONOOLEFIN HAVING 2 TO 6 CARBON ATOMS THEREIN, SAID POLYOLEFIN HAVING ATTACHED TO CARBON ATOMS IN ITS STRUCTURE, AS GRAFT COPOLYMERIZED SUBSTITUENTS THEREON, UP TO ABOUT 20 WEIGHT PERCENT, BASED ON GRAFT COPOLYMER COMPOSITION WEIGHT OF (2) POLYMERIZED N-VINYL-3-MORPHOLIONONE.
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) | 1965-10-15 | 1966-04-16 | 1966-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-15 | 1970-04-16 | 1970-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-15 | 1974-04-16 | 1974-10-16 | $7700.00 | Window Closed / Lapsed |