US3442976A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coating compositions comprising a carboxylic acid amide polymer and a polymer of vinyl fluoride
Assignee: PPG Industries Inc
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Filing: 1966-05-23
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Granted: 1969-05-06
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Expires: 1986-05-23
Abstract
No abstract record available.
Inventors
- 👤 Gene Gerek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 21:11
CPC Classifications
C; C09; C09D; C09D127/00; C09D127/02; C09D127/12; C09D127/14; C08; C08F; C08F8/00; C09D157/00; C09D157/06; C09D157/12; C08L; C08L27/00; C08L27/02; C08L27/12; C08L27/14
Claims Analysis
Total Claims: 0
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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) | 1972-05-05 | 1972-11-04 | 1973-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-05 | 1976-11-04 | 1977-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-05 | 1980-11-04 | 1981-05-06 | $7700.00 | Window Closed / Lapsed |