Patent US2683978A successfully refreshed from Google Patents.
US2683978A
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Door latch operating mechanism with weather seal
Assignee: Briggs and Stratton Corp
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Filing: 1952-03-31
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Granted: 1954-07-20
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Expires: 1972-03-31
Abstract
No abstract record available.
Inventors
- 👤 Edward N Jacobi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:34
CPC Classifications
E; E05; E05B; E05B1/00; E05B1/0038; Y; Y10; Y10S; Y10S292/00; Y10S292/37; Y10T; Y10T292/00; Y10T292/57; Y10T70/00; Y10T70/70; Y10T70/7441; Y10T70/7486; Y10T70/7508; Y10T70/7559; Y10T70/7576; Y10T70/80; Y10T70/8432
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1662423A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-07-19 | 1958-01-18 | 1958-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-07-19 | 1962-01-18 | 1962-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-07-19 | 1966-01-18 | 1966-07-20 | $7700.00 | Window Closed / Lapsed |