US3000856A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Poly-alpha-olefin composition stabilized against ultraviolet light deterioration
Assignee: Eastman Kodak Co
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Filing: 1959-06-15
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Granted: 1961-09-19
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Expires: 1979-06-15
Abstract
No abstract record available.
Inventors
- 👤 Gordon C Newland
- 👤 John W Tamblyn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 17:03
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/13; C08K5/132
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
34 words
A SOLID POLY-A-OLEFIN COMPOSITION COMPRISING A POLYA-OLEFIN SELECTED FROM THE GROUP CONSISTING OF POLYETHYLENE AND POLYPROPYLENE CONTAINING .001% TO 10% BY WEIGHT BASED ON SAID POLY-A-OLEFIN OF A STABILIZER COMBINATION COMPRISING 2,2''-METHYLENE-BIS(6-METHYLCYCLOHEXYLP-CRESOL) AND 2-HYDROXY-5-OCTYLBENZOPHENONE.
Claim 2
Dependent Claim
34 words
A SOLID POLY-A-OLEFIN COMPOSITION COMPRISING A POLYA-OLEFIN SELECTED FROM THE GROUP CONSISTING OF POLYETHYLENE AND POLYPROPYLENE CONTAINING .001% TO 10% BY WEIGHT BASED ON SAID POLY-A-OLEFIN OF A STABILIZER COMBINATION COMPRISING 2,2''-METHYLENE-BIS(6-METHYLCYCLOHEXYLP-CRESOL) AND 2-HYDROXY-5-OCTYLBENZOPHENONE.
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) | 1964-09-18 | 1965-03-20 | 1965-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-18 | 1969-03-20 | 1969-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-18 | 1973-03-20 | 1973-09-19 | $7700.00 | Window Closed / Lapsed |