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US2987944A
Expired / Lapsed
US
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Dowel and mortising jig
Assignee: Individual
•
Filing: 1960-05-11
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Granted: 1961-06-13
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Expires: 1980-05-11
Abstract
No abstract record available.
Inventors
- 👤 Charlie A Ammann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 22:14
CPC Classifications
B; B23; B23B; B23B47/00; B23B47/28; B23B47/287; B23B47/288; Y; Y10; Y10T; Y10T408/00; Y10T408/55
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB819859A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-06-12 | 1964-12-12 | 1965-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-12 | 1968-12-12 | 1969-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-12 | 1972-12-12 | 1973-06-13 | $7700.00 | Window Closed / Lapsed |