Patent US2307594A successfully refreshed from Google Patents.
US2307594A
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Press
Assignee: Briggs Manufacturing Co
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Filing: 1941-06-28
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Granted: 1943-01-05
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Expires: 1961-06-28
Abstract
No abstract record available.
Inventors
- 👤 Marion H Lee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:16
CPC Classifications
B; B21; B21D; B21D43/00; B21D43/20; Y; Y10; Y10T; Y10T225/00; Y10T225/30; Y10T225/371; Y10T225/379; Y10T83/00; Y10T83/202; Y10T83/2022; Y10T83/2027; Y10T83/2029; Y10T83/2033; Y10T83/2037; Y10T83/2044; Y10T83/2046; Y10T83/2057; Y10T83/2092; Y10T83/2198; Y10T83/2209; Y10T83/2218; Y10T83/869; Y10T83/8742; Y10T83/8821; Y10T83/8828
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) | 1946-01-04 | 1946-07-06 | 1947-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-01-04 | 1950-07-06 | 1951-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-01-04 | 1954-07-06 | 1955-01-05 | $7700.00 | Window Closed / Lapsed |