Patent US3432460A successfully refreshed from Google Patents.
US3432460A
Expired / Lapsed
US
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Antiozonants
Assignee: Goodyear Tire and Rubber Co
•
Filing: 1968-02-19
•
Granted: 1969-03-11
•
Expires: 1988-02-19
Abstract
No abstract record available.
Inventors
- 👤 Ronald B Spacht
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 04:51
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/17; C08K5/18; Y; Y10; Y10S; Y10S524/00; Y10S524/925
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1980102A
Cited
US2048823A
Cited
US2053785A
Cited
US2087199A
Cited
US2238320A
Cited
US2503712A
Cited
US2645674A
Cited
US2941979A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-10 | 1972-09-09 | 1973-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-10 | 1976-09-09 | 1977-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-10 | 1980-09-09 | 1981-03-11 | $7700.00 | Window Closed / Lapsed |