US1698254A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power chuck
Assignee: BULLARD MACHINE TOOL Co
•
Filing: 1925-02-09
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Granted: 1929-01-08
•
Expires: 1945-02-09
Abstract
No abstract record available.
Inventors
- 👤 Jr Edward P Bullard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 15:15
CPC Classifications
B; B23; B23B; B23B31/00; B23B31/02; B23B31/24; B23B31/28; Y; Y10; Y10T; Y10T279/00; Y10T279/19; Y10T279/1961; Y10T279/27; Y10T29/00; Y10T29/51; Y10T29/5124; Y10T29/5127; Y10T29/5128; Y10T408/00; Y10T408/94; Y10T408/95; Y10T408/953; Y10T82/00; Y10T82/25; Y10T82/2552
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1932-01-08 | 1932-07-09 | 1933-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1936-01-08 | 1936-07-09 | 1937-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1940-01-08 | 1940-07-09 | 1941-01-08 | $7700.00 | Window Closed / Lapsed |