US2974114A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Film forming composition containing polyvinylacetate and polyvinyl isobutyl ether
Assignee: GAF Chemicals Corp
•
Filing: 1958-04-16
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Granted: 1961-03-07
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Expires: 1978-04-16
Abstract
No abstract record available.
Inventors
- 👤 Steckler Robert
- 👤 Francis J Prescott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:32
CPC Classifications
G; G06; G06K; G06K13/00; G06K13/02; G06K13/06; C; C08; C08L; C08L31/00; C08L31/02; C08L31/04; C08L2201/00; C08L2201/52; C08L29/00; C08L29/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
A POLYVINYL ACETATE FLIM FORMING COMPOSITION HAVING IMPROVED WASH AND SCRUB RESISTANCE COMPRISING POLYVINYL ACETATE, PIGMENT AND VEHICLE CARRIER SELECTED FROM THE CLASS CONSISTING OF WATER AND ORGANIC SOLVENTS IN WHICH THE SAID POLYVINYL ACETATE IN SOLUBLE THEREIN, SAID COMPOSITION CONTAINING FROM 2 TO 20% BY WEIGHT BASED ON THE WEIGHT OF THE TOTAL SOLIDS OF SAID COMPOSITION OF A POLYVINYL ISOBUTYL ETHER HAVING THE FOLLOWING GENERAL FORMULA;
Claim 2
Dependent Claim
68 words
A POLYVINYL ACETATE FLIM FORMING COMPOSITION HAVING IMPROVED WASH AND SCRUB RESISTANCE COMPRISING POLYVINYL ACETATE, PIGMENT AND VEHICLE CARRIER SELECTED FROM THE CLASS CONSISTING OF WATER AND ORGANIC SOLVENTS IN WHICH THE SAID POLYVINYL ACETATE IN SOLUBLE THEREIN, SAID COMPOSITION CONTAINING FROM 2 TO 20% BY WEIGHT BASED ON THE WEIGHT OF THE TOTAL SOLIDS OF SAID COMPOSITION OF A POLYVINYL ISOBUTYL ETHER HAVING THE FOLLOWING GENERAL FORMULA;
References Cited (Backward Citations)
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Cited
GB500872A
Cited
DE705104C
Cited
US2444396A
Cited
US2481100A
Cited
US2786821A
Cited
US2888422A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-03-06 | 1964-09-05 | 1965-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-03-06 | 1968-09-05 | 1969-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-03-06 | 1972-09-05 | 1973-03-07 | $7700.00 | Window Closed / Lapsed |