US3033814A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Poly-alpha-olefins containing a combination of dialkyl-3, 3'-thiodipropionates, alkylidenebisphenols and phenyl salicylates
Assignee: Eastman Kodak Co
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Filing: 1960-01-25
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Granted: 1962-05-08
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Expires: 1980-01-25
Abstract
No abstract record available.
Inventors
- 👤 Clarence E Tholstrup
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:24
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/13; C08K5/134; C08K5/1345; C08K5/36; C08K5/37; C08K5/372
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
45 words
A SOLID POLY-A-OLEFIN COMPOSITION CONPRISING A SOLID POLY-A-OLEFIN PREPAREDF FROM AN A-MONOOLEFINIC ALIPHATIC HYDROCARBON HAVING 2 TO 10 CARBON ATOMS CONTAINING A STABLIZER COMBINATION COMPRISING ABOUT .001% TO 10% BY WEIGHT BASED ON SAID POLY-A-OLEFIN OF A DIESTER OF 3,3'' THIODIPROPIONIC ACID HAVING THE FORMULA
Claim 2
Dependent Claim
45 words
A SOLID POLY-A-OLEFIN COMPOSITION CONPRISING A SOLID POLY-A-OLEFIN PREPAREDF FROM AN A-MONOOLEFINIC ALIPHATIC HYDROCARBON HAVING 2 TO 10 CARBON ATOMS CONTAINING A STABLIZER COMBINATION COMPRISING ABOUT .001% TO 10% BY WEIGHT BASED ON SAID POLY-A-OLEFIN OF A DIESTER OF 3,3'' THIODIPROPIONIC ACID 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) | 1965-05-07 | 1965-11-06 | 1966-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-07 | 1969-11-06 | 1970-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-07 | 1973-11-06 | 1974-05-08 | $7700.00 | Window Closed / Lapsed |