US3481230A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic machine tools
Assignee: Wickman Machine Tool Sales Ltd
•
Filing: 1967-08-03
•
Granted: 1969-12-02
•
Expires: 1987-08-03
Abstract
No abstract record available.
Inventors
- 👤 Dennis Horobin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:00
CPC Classifications
B; B23; B23B; B23B7/00; B23B7/12; Y; Y10; Y10T; Y10T82/00; Y10T82/13; Y10T82/135; Y10T82/14; Y10T82/141; Y10T82/25; Y10T82/2502; Y10T82/2531; Y10T82/2541; Y10T82/2543
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1568641A
Cited
US1564216A
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US1938050A
Cited
US2144955A
Cited
US2124347A
Cited
US2159207A
Cited
US2410026A
Cited
US2561035A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-01 | 1973-06-02 | 1973-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-01 | 1977-06-02 | 1977-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-01 | 1981-06-02 | 1981-12-02 | $7700.00 | Window Closed / Lapsed |