US3079369A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymers of hydroxyalkyl vinylbenzyl ethers
Assignee: Monsanto Chemicals Ltd
•
Filing: 1960-03-25
•
Granted: 1963-02-26
•
Expires: 1980-03-25
Abstract
No abstract record available.
Inventors
- 👤 John G Abramo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:39
CPC Classifications
C; C08; C08F; C08F16/00; C08F16/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
12 words
SYNTHETIC POLYMERS OF MONOMERS CONSISTING OF HYDROXYALKYL VINYLBENZY ETHERS HAVING THE STRUCTURE:
Claim 2
Dependent Claim
12 words
SYNTHETIC POLYMERS OF MONOMERS CONSISTING OF HYDROXYALKYL VINYLBENZY ETHERS HAVING THE STRUCTURE:
References Cited (Backward Citations)
US2825719A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-02-25 | 1966-08-27 | 1967-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-25 | 1970-08-27 | 1971-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-25 | 1974-08-27 | 1975-02-26 | $7700.00 | Window Closed / Lapsed |