US2842015A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drill
Assignee: Individual
•
Filing: 1954-11-12
•
Granted: 1958-07-08
•
Expires: 1974-11-12
Abstract
No abstract record available.
Inventors
- 👤 Harry E Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:06
CPC Classifications
B; B23; B23B; B23B51/00; B23B51/009; Y; Y10; Y10T; Y10T408/00; Y10T408/89; Y10T408/905; Y10T408/906; Y10T408/909; Y10T408/9098; Y10T408/90993
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2226386A
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US2398779A
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US2367221A
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US2468562A
Cited
US2643692A
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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) | 1961-07-07 | 1962-01-06 | 1962-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-07 | 1966-01-06 | 1966-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-07 | 1970-01-06 | 1970-07-08 | $7700.00 | Window Closed / Lapsed |