US3509748A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Axial pin tumbler lock
Assignee: Fort Lock Corp
•
Filing: 1968-04-24
•
Granted: 1970-05-05
•
Expires: 1988-04-24
Abstract
No abstract record available.
Inventors
- 👤 Patrick M Trainor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:46
CPC Classifications
E; E05; E05B; E05B15/00; E05B15/16; E05B15/1614; E05B27/00; E05B27/02; E05B27/08; E05B27/083; E05B2015/1628; Y; Y10; Y10T; Y10T70/00; Y10T70/70; Y10T70/7441; Y10T70/7486; Y10T70/7508; Y10T70/7559; Y10T70/7588; Y10T70/7593; Y10T70/7751; Y10T70/7768; Y10T70/778; Y10T70/7791; Y10T70/7842; Y10T70/7847; Y10T70/7853; Y10T70/7915; Y10T70/7921
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US387833A
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US1422516A
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US1739964A
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US2225703A
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US2391834A
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US2525344A
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US2706394A
Cited
US3150513A
Cited
US3267707A
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US3339384A
Cited
US3418833A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-04 | 1973-11-03 | 1974-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-04 | 1977-11-03 | 1978-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-04 | 1981-11-03 | 1982-05-05 | $7700.00 | Window Closed / Lapsed |