US2510544A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toolholder
Assignee: International Business Machines Corp
•
Filing: 1946-05-23
•
Granted: 1950-06-06
•
Expires: 1966-05-23
Abstract
No abstract record available.
Inventors
- 👤 Chester I Bosket
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 08:19
CPC Classifications
B; B23; B23Q; B23Q1/00; B23Q1/25; B23Q1/44; B23Q1/50; B23Q1/54; B23Q1/5406; B23Q1/5412; Y; Y10; Y10T; Y10T82/00; Y10T82/25; Y10T82/2585
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US470010A
Cited
US550937A
Cited
US688800A
Cited
GB115390A
Cited
US1414970A
Cited
US1795594A
Cited
US2386984A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-06-05 | 1953-12-05 | 1954-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-06-05 | 1957-12-05 | 1958-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-06-05 | 1961-12-05 | 1962-06-06 | $7700.00 | Window Closed / Lapsed |