US2812843A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control or safety means for power presses
Assignee: L Schuler GmbH
•
Filing: 1954-07-12
•
Granted: 1957-11-12
•
Expires: 1974-07-12
Abstract
No abstract record available.
Inventors
- 👤 Hummel Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:08
CPC Classifications
B; B30; B30B; B30B15/00; B30B15/28; B30B15/281; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2142; Y10T74/2144; Y10T74/2148
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1825449A
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US2013248A
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US1916655A
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US2340465A
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US2485009A
Cited
US2522450A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-11-11 | 1961-05-13 | 1961-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-11-11 | 1965-05-13 | 1965-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-11-11 | 1969-05-13 | 1969-11-12 | $7700.00 | Window Closed / Lapsed |