Patent US2310300A successfully refreshed from Google Patents.
US1339789A
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Method of removing fins from rubber articles
Assignee: WHITALL TATUM CO
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Filing: 1919-12-31
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Granted: 1920-05-11
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Expires: 1939-12-31
Abstract
No abstract record available.
Inventors
- 👤 Rothwell Robert
- 👤 Cuttrell William Hudson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:07
CPC Classifications
B; B29; B29C; B29C37/00; B29C37/02; B29K; B29K2021/00; Y; Y10; Y10S; Y10S264/00; Y10S264/66; Y10S425/00; Y10S425/806
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1923-05-11 | 1923-11-10 | 1924-05-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1927-05-11 | 1927-11-10 | 1928-05-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1931-05-11 | 1931-11-10 | 1932-05-11 | $7700.00 | Window Closed / Lapsed |