Patent US3043791A successfully refreshed from Google Patents.
US3043791A
Expired / Lapsed
US
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Plastic composition comprising polyvinyl chloride and an ester of 2, 2, 4, 4-tetra alkyl cyclobutane-1, 3-diol
Assignee: Eastman Kodak Co
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Filing: 1959-09-28
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Granted: 1962-07-10
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Expires: 1979-09-28
Abstract
No abstract record available.
Inventors
- 👤 James C Martin
- 👤 Kent C Brannock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 04:39
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/10; C08K5/101; C08K5/103
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
17 words
A PLASTIC COMPOSITION COMPRISING POLYVINYL CHLORIDE RESIN AND A PLASTICIZING AMOUNT OF A PLASTICIZER HAVING THE FORMULA
Claim 2
Dependent Claim
17 words
A PLASTIC COMPOSITION COMPRISING POLYVINYL CHLORIDE RESIN AND A PLASTICIZING AMOUNT OF A PLASTICIZER HAVING THE FORMULA
References Cited (Backward Citations)
US2576268A
Cited
US2936324A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-09 | 1966-01-08 | 1966-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-09 | 1970-01-08 | 1970-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-09 | 1974-01-08 | 1974-07-10 | $7700.00 | Window Closed / Lapsed |