US2485097A
Expired / Lapsed
US
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Rubber tackified with acylated phenol-aldehyde resin
Assignee: Uniroyal Inc
•
Filing: 1946-10-03
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Granted: 1949-10-18
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Expires: 1966-10-03
Abstract
No abstract record available.
Inventors
- 👤 Louis H Howland
- 👤 Jr Lyndon B Tewksbury
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:08
CPC Classifications
C; C08; C08L; C08L21/00; Y; Y10; Y10S; Y10S528/00; Y10S528/93
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) | 1952-10-17 | 1953-04-18 | 1953-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-17 | 1957-04-18 | 1957-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-17 | 1961-04-18 | 1961-10-18 | $7700.00 | Window Closed / Lapsed |