Patent US3496129A successfully refreshed from Google Patents.
US3496129A
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Low viscosity,unsaturated hydrocarbon polymers and coating compositions containing these polymers
Assignee: PPG Industries Inc
•
Filing: 1964-11-23
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Granted: 1970-02-17
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Expires: 1984-11-23
Abstract
No abstract record available.
Inventors
- 👤 Marco Wismer
- 👤 Paul J Prucnal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:40
CPC Classifications
C; C09; C09D; C09D191/00; C09D191/005; C08; C08F; C08F210/00; C08F210/16; C08F210/18; C09D123/00; C09D123/02; C09D123/16; C08F210/02
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-16 | 1973-08-18 | 1974-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-16 | 1977-08-18 | 1978-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-16 | 1981-08-18 | 1982-02-17 | $7700.00 | Window Closed / Lapsed |