US3063975A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Copolymers of vinylbenzyl alcohol and vinylbenzyl alkyl ethers
Assignee: Monsanto Chemicals Ltd
•
Filing: 1960-03-25
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Granted: 1962-11-13
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Expires: 1980-03-25
Abstract
No abstract record available.
Inventors
- 👤 John G Abramo
- 👤 Earl C Chapin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:57
CPC Classifications
C; C08; C08F; C08F16/00; C08F16/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
17 words
SYNTHETIC COPOLYMERS COMPRISING IN COPOLYMERIZED FORM (A) 2-98 WEIGHT % OF A VINYLBENZYL ALCOHOL HAVING THE STRUCTURE:
Claim 2
Dependent Claim
17 words
SYNTHETIC COPOLYMERS COMPRISING IN COPOLYMERIZED FORM (A) 2-98 WEIGHT % OF A VINYLBENZYL ALCOHOL HAVING THE STRUCTURE:
References Cited (Backward Citations)
US2534193A
Cited
US2825719A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-12 | 1966-05-14 | 1966-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-12 | 1970-05-14 | 1970-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-12 | 1974-05-14 | 1974-11-13 | $7700.00 | Window Closed / Lapsed |