Patent US1669397A successfully refreshed from Google Patents.
US1669397A
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Assignee: Fisk Rubber Co
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Filing: 1926-06-01
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Granted: 1928-05-08
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Expires: 1946-06-01
Abstract
No abstract record available.
Inventors
- 👤 David M Lindsay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:54
CPC Classifications
B; B26; B26D; B26D3/00; B26D3/16; B26D3/166; Y; Y10; Y10S; Y10S83/00; Y10S83/923; Y10T; Y10T82/00; Y10T82/16; Y10T82/16229; Y10T82/16245; Y10T83/00; Y10T83/283; Y10T83/293; Y10T83/647; Y10T83/658
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) | 1931-05-08 | 1931-11-07 | 1932-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-05-08 | 1935-11-07 | 1936-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-05-08 | 1939-11-07 | 1940-05-08 | $7700.00 | Window Closed / Lapsed |