US2940384A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power press with shiftable bolster means
Assignee: Niagara Machine and Tool Works
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Filing: 1959-04-03
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Granted: 1960-06-14
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Expires: 1979-04-03
Abstract
No abstract record available.
Inventors
- 👤 Jr Frederick E Munschauer
- 👤 George E Munschauer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:39
CPC Classifications
B; B21; B21D; B21D37/00; B21D37/14; Y; Y10; Y10S; Y10S100/00; Y10S100/918
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-14 | 1963-12-14 | 1964-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-14 | 1967-12-14 | 1968-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-14 | 1971-12-14 | 1972-06-14 | $7700.00 | Window Closed / Lapsed |