Patent US2846500A successfully refreshed from Google Patents.
Patent US2134984A successfully refreshed from Google Patents.
US2134984A
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Assignee: PRESIDENT AND DIRECTORS OF
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Filing: 1936-05-20
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Granted: 1938-11-01
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Expires: 1956-05-20
Abstract
No abstract record available.
Inventors
- 👤 Page John Ernest
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:29
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/02; B65D43/00; B65D43/02; B65D43/0235; B65D43/0237; B65D43/0256; B65D2543/00; B65D2543/00009; B65D2543/00018; B65D2543/00064; B65D2543/00074; B65D2543/00092; B65D2543/00231; B65D2543/0024; B65D2543/00259; B65D2543/00268; B65D2543/00277; B65D2543/00314; B65D2543/00444; B65D2543/00481; B65D2543/0049; B65D2543/00527; B65D2543/00537; B65D2543/00592; B65D2543/00601; B65D2543/00611; B65D2543/00657; B65D2543/00675; B65D2543/00694; B65D2543/00712; B65D2543/00722; B65D2543/00759; B65D2543/00787; B65D2543/00805; B65D2543/00824; B65D2543/00833; B65D2543/00851
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) | 1941-10-31 | 1942-05-02 | 1942-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-10-31 | 1946-05-02 | 1946-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-10-31 | 1950-05-02 | 1950-11-01 | $7700.00 | Window Closed / Lapsed |