US2773725A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Work tables for boring mills and the like
Assignee: Farrel Birmingham Co Inc
•
Filing: 1953-10-14
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Granted: 1956-12-11
•
Expires: 1973-10-14
Abstract
No abstract record available.
Inventors
- 👤 Roland R Roberts
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:07
CPC Classifications
B; B23; B23Q; B23Q1/00; B23Q1/25; B23Q1/26; B23Q1/38; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/304536; Y10T409/305544; Y10T409/305656
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1260686A
Cited
FR602285A
Cited
GB271350A
Cited
US1900924A
Cited
US1997810A
Cited
US2068523A
Cited
US2378343A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-12-11 | 1960-06-11 | 1960-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-11 | 1964-06-11 | 1964-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-11 | 1968-06-11 | 1968-12-11 | $7700.00 | Window Closed / Lapsed |