US3059431A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic power transmission systems for press brakes and like machines
Assignee: Niagara Machine and Tool Works
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Filing: 1960-12-20
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Granted: 1962-10-23
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Expires: 1980-12-20
Abstract
No abstract record available.
Inventors
- 👤 Jr Frederick E Munschauer
- 👤 Jr George H Trautman
- 👤 Jr Clarence O Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:14
CPC Classifications
B; B30; B30B; B30B15/00; B30B15/16; B30B15/24; B21; B21D; B21D5/00; B21D5/02; F; F15; F15B; F15B11/00; F15B11/16; F15B11/22
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) | 1965-10-22 | 1966-04-23 | 1966-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-22 | 1970-04-23 | 1970-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-22 | 1974-04-23 | 1974-10-23 | $7700.00 | Window Closed / Lapsed |