Patent US2700291A successfully refreshed from Google Patents.
US2700291A
Expired / Lapsed
US
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Door locking assembly
Assignee: Individual
•
Filing: 1951-03-17
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Granted: 1955-01-25
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Expires: 1971-03-17
Abstract
No abstract record available.
Inventors
- 👤 George A Besaw
- 👤 Harold H Welsh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:26
CPC Classifications
E; E05; E05B; E05B5/00; E05B5/003; Y; Y10; Y10S; Y10S292/00; Y10S292/23; Y10S292/31; Y10T; Y10T292/00; Y10T292/03; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5199; Y10T70/5246; Y10T70/5296; Y10T70/5345; Y10T70/5611; Y10T70/5757; Y10T70/5761
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2176969A
Cited
US2177672A
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US2145998A
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US2218960A
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US2094413A
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US2173765A
Cited
US2322892A
Cited
US2552815A
Cited
US2496737A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-01-24 | 1958-07-26 | 1959-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-24 | 1962-07-26 | 1963-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-24 | 1966-07-26 | 1967-01-25 | $7700.00 | Window Closed / Lapsed |