US2629292A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine-tool unit
Assignee: Individual
•
Filing: 1950-06-07
•
Granted: 1953-02-24
•
Expires: 1970-06-07
Abstract
No abstract record available.
Inventors
- 👤 Mccullough David Sandridge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:08
CPC Classifications
B; B24; B24B; B24B27/00; B24B27/0092; Y; Y10; Y10T; Y10T408/00; Y10T408/39; Y10T409/00; Y10T409/30; Y10T409/30448
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US774027A
Cited
US1073678A
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US1053232A
Cited
US1719689A
Cited
US1980872A
Cited
US2074844A
Cited
US2127210A
Cited
US2258071A
Cited
US2453020A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-02-24 | 1956-08-25 | 1957-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-02-24 | 1960-08-25 | 1961-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-02-24 | 1964-08-25 | 1965-02-24 | $7700.00 | Window Closed / Lapsed |