US3452632A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shearing press with interchangeable tool cartridges
Assignee: W A Whitney Manufacturing Co
•
Filing: 1966-08-01
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Granted: 1969-07-01
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Expires: 1986-08-01
Abstract
No abstract record available.
Inventors
- 👤 Theodore F Brolund
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:28
CPC Classifications
B; B23; B23D; B23D35/00; B23D35/008; Y; Y10; Y10T; Y10T83/00; Y10T83/869; Y10T83/8727; Y10T83/8821; Y10T83/8841; Y10T83/8853; Y10T83/929; Y10T83/9411; Y10T83/9457; Y10T83/9473; Y10T83/97
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2545560A
Cited
US2996025A
Cited
US3150551A
Cited
US3245296A
Cited
US3296905A
Cited
US3354766A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-30 | 1972-12-30 | 1973-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-30 | 1976-12-30 | 1977-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-30 | 1980-12-30 | 1981-07-01 | $7700.00 | Window Closed / Lapsed |