Patent US2087018A successfully refreshed from Google Patents.
US2087018A
Expired / Lapsed
US
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Electric reciprocating hand tool
Assignee: Individual
•
Filing: 1936-04-27
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Granted: 1937-07-13
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Expires: 1956-04-27
Abstract
No abstract record available.
Inventors
- 👤 Leonard F Carter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 19:51
CPC Classifications
B; B23; B23D; B23D49/00; B23D49/10; B23D49/16; B23D49/162; B23D51/00; B23D51/08; B23D51/10; B23D51/16; B23D51/1615; Y; Y10; Y10T; Y10T29/00; Y10T29/44; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18296; Y10T74/18304; Y10T74/18312; Y10T83/00; Y10T83/869; Y10T83/8821; Y10T83/8841; Y10T83/8843
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1940-07-12 | 1941-01-11 | 1941-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-07-12 | 1945-01-11 | 1945-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-07-12 | 1949-01-11 | 1949-07-13 | $7700.00 | Window Closed / Lapsed |