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US2665599A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power-driven tool
Assignee: Individual
•
Filing: 1952-06-27
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Granted: 1954-01-12
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Expires: 1972-06-27
Abstract
No abstract record available.
Inventors
- 👤 Roman Michael
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 21:46
CPC Classifications
B; B23; B23B; B23B51/00; B23B51/10; B23B51/108; Y; Y10; Y10T; Y10T408/00; Y10T408/55; Y10T408/561; Y10T408/5623; Y10T408/56238; Y10T408/564; Y10T408/5653
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2613558A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-01-11 | 1957-07-13 | 1958-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-11 | 1961-07-13 | 1962-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-11 | 1965-07-13 | 1966-01-12 | $7700.00 | Window Closed / Lapsed |