US3238178A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Elastomeric polymers stabilized with trialkylated phenol and thioor-ganic esters
Assignee: Eastman Kodak Co
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Filing: 1962-01-15
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Granted: 1966-03-01
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Expires: 1982-01-15
Abstract
No abstract record available.
Inventors
- 👤 Charles J Kibler
- 👤 James G Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:32
CPC Classifications
C; C08; C08G; C08G63/00; C08G63/78; C08G63/80; C08G63/66; C08G63/668; C08G63/672; C08G63/68; C08G63/688; C08G63/6884; C08G63/6886; C08G63/785; C08K; C08K5/00; C08K5/36; C08K5/37; C08K5/372
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
57 words
A HIGHLY ELASTIC POLYESTER STBLE TO THERMAL AND OXIDATIVE DTERIORATION COMPRISING THE REACTION PRODUCT DERIVED FROM (A) AT LEAST ONE COMPOUND SELECTED FROM THE CLASS CONSISTING OF DIBASIC CARBOXYLIC ACIDS AND THEIR ESTERS AND (B) AT LEAST ONE NUMBER OF THE GROUP CONSISTING OF THE CIS-AND TRANS-ISOMERS OF 1,4-CYCOHEXANEDIMETHANOL AND (C) THE ETHER-GLYCOL HAVING THE STRUCTURAL FORMULA:
Claim 2
Dependent Claim
57 words
A HIGHLY ELASTIC POLYESTER STBLE TO THERMAL AND OXIDATIVE DTERIORATION COMPRISING THE REACTION PRODUCT DERIVED FROM (A) AT LEAST ONE COMPOUND SELECTED FROM THE CLASS CONSISTING OF DIBASIC CARBOXYLIC ACIDS AND THEIR ESTERS AND (B) AT LEAST ONE NUMBER OF THE GROUP CONSISTING OF THE CIS-AND TRANS-ISOMERS OF 1,4-CYCOHEXANEDIMETHANOL AND (C) THE ETHER-GLYCOL HAVING THE STRUCTURAL FORMULA:
References Cited (Backward Citations)
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US2632751A
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US2901466A
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US3069369A
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US3044987A
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US2984645A
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Cited
US3033822A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-28 | 1969-08-30 | 1970-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-28 | 1973-08-30 | 1974-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-28 | 1977-08-30 | 1978-03-01 | $7700.00 | Window Closed / Lapsed |