Patent US2660046A successfully refreshed from Google Patents.
US2660046A
Expired / Lapsed
US
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Door latch operating mechanism
Assignee: Briggs and Stratton Corp
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Filing: 1949-11-16
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Granted: 1953-11-24
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Expires: 1969-11-16
Abstract
No abstract record available.
Inventors
- 👤 Edward N Jacobi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:59
CPC Classifications
E; E05; E05B; E05B1/00; E05B1/0038; Y; Y10; Y10S; Y10S292/00; Y10S292/37; Y10T; Y10T70/00; Y10T70/70; Y10T70/7441; Y10T70/7486; Y10T70/7508; Y10T70/7559; Y10T70/7667; Y10T70/7706
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US970518A
Cited
US1213509A
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US1908701A
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US2252591A
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US2234810A
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US2206462A
Cited
US2468644A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-23 | 1957-05-25 | 1957-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-23 | 1961-05-25 | 1961-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-23 | 1965-05-25 | 1965-11-24 | $7700.00 | Window Closed / Lapsed |