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Patent US2475263A successfully refreshed from Google Patents.
US2475263A
Expired / Lapsed
US
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Drill jig
Assignee: Individual
•
Filing: 1945-09-13
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Granted: 1949-07-05
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Expires: 1965-09-13
Abstract
No abstract record available.
Inventors
- 👤 Francis H Staggs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 00:21
CPC Classifications
B; B23; B23B; B23B47/00; B23B47/28; Y; Y10; Y10T; Y10T408/00; Y10T408/55; Y10T408/563; Y10T408/5633; Y10T408/567
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US10092A
Cited
US550767A
Cited
US1066357A
Cited
US1119470A
Cited
US1529557A
Cited
US2343088A
Cited
US2364150A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-07-04 | 1953-01-03 | 1953-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-07-04 | 1957-01-03 | 1957-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-07-04 | 1961-01-03 | 1961-07-05 | $7700.00 | Window Closed / Lapsed |