US2502719A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Hardinge Inc
•
Filing: 1946-09-21
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Granted: 1950-04-04
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Expires: 1966-09-21
Abstract
No abstract record available.
Inventors
- 👤 Haley Clifford
- 👤 Henry A Lundy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 12:07
CPC Classifications
B; B23; B23B; B23B31/00; B23B31/02; B23B31/10; B23B31/12; B23B31/20; B23B31/208; Y; Y10; Y10T; Y10T279/00; Y10T279/34; Y10T279/3487; Y10T82/00; Y10T82/25; Y10T82/2572; Y10T82/2574; Y10T82/2579
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-04-03 | 1953-10-03 | 1954-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-04-03 | 1957-10-03 | 1958-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-04-03 | 1961-10-03 | 1962-04-04 | $7700.00 | Window Closed / Lapsed |