Patent US2712464A successfully refreshed from Google Patents.
US2712464A
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US
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Door lock
Assignee: Adams Rite Manufacturing Co
•
Filing: 1951-02-27
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Granted: 1955-07-05
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Expires: 1971-02-27
Abstract
No abstract record available.
Inventors
- 👤 Frank R Collar
- 👤 Jack C Mitchell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:02
CPC Classifications
E; E05; E05B; E05B65/00; E05B65/08; E05B65/0811; Y; Y10; Y10S; Y10S292/00; Y10S292/46; Y10T; Y10T292/00; Y10T292/08; Y10T292/0911; Y10T292/0926; Y10T292/0928; Y10T292/0934; Y10T292/0945; Y10T292/0951; Y10T292/0959
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1131752A
Cited
US1144537A
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US1370928A
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US1934105A
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US2223765A
Cited
US2225663A
Cited
US2238066A
Cited
US2326069A
Cited
US2387187A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-07-04 | 1959-01-03 | 1959-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-07-04 | 1963-01-03 | 1963-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-07-04 | 1967-01-03 | 1967-07-05 | $7700.00 | Window Closed / Lapsed |