US2887466A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyethylene compositions containing 2-hydroxy-5-octylbenzophenone
Assignee: Eastman Kodak Co
•
Filing: 1958-02-14
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Granted: 1959-05-19
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Expires: 1978-02-14
Abstract
No abstract record available.
Inventors
- 👤 Gerald R Lappin
- 👤 Gordon C Newland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 06:31
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/13; C08K5/132
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
27 words
A POLYETHYLENE COMPOSITION CONTAINING DISPERSED THEREIN 0.1% TO 10% BY WEIGHT OF A 2-HYDROXY-OCTYLBENZOPHENONE AS AN AGENT TO INHIBIT DETERIORATION OF SAID POLYETHYLENE COMPOSITION BY ULTRAVIOLET LIGHT.
Claim 2
Dependent Claim
27 words
A POLYETHYLENE COMPOSITION CONTAINING DISPERSED THEREIN 0.1% TO 10% BY WEIGHT OF A 2-HYDROXY-OCTYLBENZOPHENONE AS AN AGENT TO INHIBIT DETERIORATION OF SAID POLYETHYLENE COMPOSITION BY ULTRAVIOLET LIGHT.
References Cited (Backward Citations)
US2372358A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-18 | 1962-11-17 | 1963-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-18 | 1966-11-17 | 1967-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-18 | 1970-11-17 | 1971-05-19 | $7700.00 | Window Closed / Lapsed |