US2843167A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Universal mortise and boring jig for door locks
Assignee: Individual
•
Filing: 1956-06-01
•
Granted: 1958-07-15
•
Expires: 1976-06-01
Abstract
No abstract record available.
Inventors
- 👤 Eugene R Rushton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:34
CPC Classifications
E; E05; E05B; E05B17/00; E05B17/06; B; B27; B27F; B27F5/00; B27F5/02; B27F5/12; Y; Y10; Y10T; Y10T408/00; Y10T408/55; Y10T408/567
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2602238A
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US2763299A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-14 | 1962-01-13 | 1962-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-14 | 1966-01-13 | 1966-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-14 | 1970-01-13 | 1970-07-15 | $7700.00 | Window Closed / Lapsed |