US3017383A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Poly-alpha-olefins containing hydroxy-benzophenone derivatives
Assignee: Eastman Kodak Co
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Filing: 1959-12-03
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Granted: 1962-01-16
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Expires: 1979-12-03
Abstract
No abstract record available.
Inventors
- 👤 Gerald R Lappin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:49
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/13; C08K5/134; C08K5/1345
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
36 words
SOLID POLY-A-OLEFIN COMPOSITION COMPRISING A SOLID POLY-A-OLEFIN PREPARED FROM AN A-MONOOLEFINIC ALIPHATIC HYDROCARBON HAVING 2 TO 6 CARBON ATOMS AND ABOUT .01% TO 10% BY WEIGHT BASED ON SAID POLY-A-OLEFIN OF A 2-HYDROXY-4,4''-DIACYLOXYBENZOPHENONE HAVING THE FORMULA:
Claim 2
Dependent Claim
36 words
SOLID POLY-A-OLEFIN COMPOSITION COMPRISING A SOLID POLY-A-OLEFIN PREPARED FROM AN A-MONOOLEFINIC ALIPHATIC HYDROCARBON HAVING 2 TO 6 CARBON ATOMS AND ABOUT .01% TO 10% BY WEIGHT BASED ON SAID POLY-A-OLEFIN OF A 2-HYDROXY-4,4''-DIACYLOXYBENZOPHENONE 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) | 1965-01-15 | 1965-07-17 | 1966-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-15 | 1969-07-17 | 1970-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-15 | 1973-07-17 | 1974-01-16 | $7700.00 | Window Closed / Lapsed |