Patent US3479701A successfully refreshed from Google Patents.
US3479701A
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US
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Latch device
Assignee: General Electric Co
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Filing: 1967-08-16
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Granted: 1969-11-25
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Expires: 1987-08-16
Abstract
No abstract record available.
Inventors
- 👤 Robert W Zerfoss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:00
CPC Classifications
E; E05; E05C; E05C19/00; E05C19/10; E05C19/12; E05C19/14; Y; Y10; Y10T; Y10T24/00; Y10T24/14; Y10T24/1412; Y10T24/1418; Y10T24/21; Y10T292/00; Y10T292/08; Y10T292/087; Y10T292/0871; Y10T292/0886; Y10T292/0887; Y10T292/089; Y10T403/00; Y10T403/60; Y10T403/608
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US347101A
Cited
US627987A
Cited
US2777711A
Cited
US2747909A
Cited
DE1091935B
Cited
US2898922A
Cited
US3147929A
Cited
US3158284A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-24 | 1973-05-26 | 1973-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-24 | 1977-05-26 | 1977-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-24 | 1981-05-26 | 1981-11-25 | $7700.00 | Window Closed / Lapsed |