Patent US2074485A successfully refreshed from Google Patents.
US2074485A
Expired / Lapsed
US
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Tube splicing method
Assignee: Bridgestone Firestone Inc
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Filing: 1931-03-28
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Granted: 1937-03-23
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Expires: 1951-03-28
Abstract
No abstract record available.
Inventors
- 👤 George B Nichols
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:39
CPC Classifications
B; B29; B29C; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/114; B29C66/1142; B29B; B29B15/00; B29B15/02; B29B15/04; B29C65/00; B29C66/50; B29C66/51; B29C66/52; B29C66/522; B29C66/5221; B29C66/52211; B29C66/70; B29C66/71; B29C66/73; B29C66/737; B29C66/7375; B29C66/73751; B29C66/73752; B29C2793/00; B29C2793/0081; B29K; B29K2021/00; B29K2105/00; B29K2105/24; B29K2105/246; B29L; B29L2023/00; B29L2023/24; B29L2023/245; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/1062; Y10T156/1066
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) | 1940-03-22 | 1940-09-21 | 1941-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-03-22 | 1944-09-21 | 1945-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-03-22 | 1948-09-21 | 1949-03-23 | $7700.00 | Window Closed / Lapsed |