Patent US3606423A successfully refreshed from Google Patents.
US3606423A
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Lock protecting assembly
Assignee: Ridgewood Instrument Co
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Filing: 1969-12-19
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Granted: 1971-09-20
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Expires: 1989-12-19
Abstract
Abstract A LOCKING ASSEMBLY INCORPORATING A PADLOCK WHEREIN THE LATTER IS HOUSED WITHIN A RIGID, PROTECTIVE ENCLOSURE WHEN THE ASSEMBLY IS LOCKED. A RIGID TONGUE IS CONFIGURED TO PASS THROUGH AN OPENING IN A WALL OF THE ENCLOSURE AND THE PADLOCK SHACKLE WHEN THE PADLOCK IS OPEN, BUT TO BE RETAINED BETWEEN THE SHACKLE AND THE PADLOCK BODY WHEN THE PADLOCK IS CLOSED, THEREBY RETAINING THE PADLOCK WITHIN THE ENCLOSURE AND DENYING UNAUTHORIZED ACCESS TO THE SHACKLE.
Inventors
- 👤 William P Mccarthy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:48
CPC Classifications
E; E05; E05B; E05B67/00; E05B67/38; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/096; Y10T292/1014; Y10T292/1022; Y10T292/1025; Y10T292/1043; Y10T292/1075; Y10T292/1083; Y10T292/1086; Y10T292/42; Y10T70/00; Y10T70/40; Y10T70/413; Y10T70/487; Y10T70/493; Y10T70/496
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-09-19 | 1975-03-21 | 1975-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-19 | 1979-03-21 | 1979-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-19 | 1983-03-21 | 1983-09-20 | $7700.00 | Window Closed / Lapsed |