US2838079A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drill mounting
Assignee: Individual
•
Filing: 1954-06-18
•
Granted: 1958-06-10
•
Expires: 1974-06-18
Abstract
No abstract record available.
Inventors
- 👤 Richard E Abendroth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:51
CPC Classifications
B; B25; B25H; B25H1/00; B25H1/0021; B25H1/0035; Y; Y10; Y10T; Y10T408/00; Y10T408/55; Y10T408/556; Y10T408/91
Claims Analysis
Total Claims: 0
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US2556357A
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US2720125A
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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) | 1961-06-09 | 1961-12-09 | 1962-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-09 | 1965-12-09 | 1966-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-09 | 1969-12-09 | 1970-06-10 | $7700.00 | Window Closed / Lapsed |