US2758119A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alkylated hydroquinone monoglycidyl ethers
Assignee: Eastman Kodak Co
•
Filing: 1953-02-27
•
Granted: 1956-08-07
•
Expires: 1973-02-27
Abstract
No abstract record available.
Inventors
- 👤 Bell Alan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 08:41
CPC Classifications
C; C11; C11B; C11B5/00; C11B5/0021; C11B5/0035; C07; C07D; C07D303/00; C07D303/02; C07D303/12; C07D303/18; C07D303/20; C07D303/24; C07D303/26; C08; C08B; C08B3/00; C08B3/22; C08B3/30; C08F; C08F2/00; C08F2/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
9 words
A NUCLEAR-MONO-SUBSTITUTED MONOGLYCIDYL ETHER OF HYDROQUINONE HAVING THE FORMULA
Claim 2
Dependent Claim
9 words
A NUCLEAR-MONO-SUBSTITUTED MONOGLYCIDYL ETHER OF HYDROQUINONE HAVING THE FORMULA
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) | 1959-08-07 | 1960-02-06 | 1960-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-07 | 1964-02-06 | 1964-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-07 | 1968-02-06 | 1968-08-07 | $7700.00 | Window Closed / Lapsed |