Patent US2801869A successfully refreshed from Google Patents.
US2801869A
Expired / Lapsed
US
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Latching mechanism
Assignee: Individual
•
Filing: 1955-05-05
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Granted: 1957-08-06
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Expires: 1975-05-05
Abstract
No abstract record available.
Inventors
- 👤 Harry F George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:29
CPC Classifications
E; E05; E05C; E05C5/00; E05C5/02; E05B; E05B3/00; E05B3/06; E05B3/065; Y; Y10; Y10S; Y10S292/00; Y10S292/27; Y10T; Y10T292/00; Y10T292/08; Y10T292/1043; Y10T292/1051; Y10T292/1052; Y10T292/1059; Y10T292/1075; Y10T292/1083; Y10T292/1089; Y10T70/00; Y10T70/50; Y10T70/5611; Y10T70/5757; Y10T70/5765; Y10T70/577; Y10T70/5792; Y10T70/5796
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US990541A
Cited
US1388732A
Cited
US1464315A
Cited
US2449711A
Cited
US2525340A
Cited
US2707121A
Cited
US2710213A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-05 | 1961-02-04 | 1961-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-05 | 1965-02-04 | 1965-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-05 | 1969-02-04 | 1969-08-06 | $7700.00 | Window Closed / Lapsed |