US2436692A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tool operating attachment
Assignee: Individual
•
Filing: 1945-03-19
•
Granted: 1948-02-24
•
Expires: 1965-03-19
Abstract
No abstract record available.
Inventors
- 👤 Harry R Greene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:04
CPC Classifications
B; B23; B23D; B23D49/00; B23D49/10; B23D49/16; B23D49/162; B23D57/00; B23D57/0076; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18296; Y10T74/18304; Y10T74/18312
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US704810A
Cited
US1406071A
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US1542127A
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US1679884A
Cited
US1763500A
Cited
US1871020A
Cited
US1808228A
Cited
US1866529A
Cited
US2240755A
Cited
US2282728A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-02-23 | 1951-08-25 | 1952-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-02-23 | 1955-08-25 | 1956-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-02-23 | 1959-08-25 | 1960-02-24 | $7700.00 | Window Closed / Lapsed |