US2597169A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic press in which the thrust of the ram and the reaction of the slide bar areequalized
Assignee: Individual
•
Filing: 1947-08-21
•
Granted: 1952-05-20
•
Expires: 1967-08-21
Abstract
No abstract record available.
Inventors
- 👤 Nowak Alois Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:54
CPC Classifications
B; B30; B30B; B30B1/00; B30B1/007; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7771; Y10T137/7772; Y10T137/7774; Y10T137/7775; Y10T137/7777; Y10T137/7781; Y10T137/7835; Y10T137/8593; Y10T137/86493; Y10T137/86879; Y10T137/86895; Y10T137/87056; Y10T137/87917; Y10T137/87981; Y10T137/88022; Y10T137/8803; Y10T29/00; Y10T29/51; Y10T29/5116
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-05-20 | 1955-11-19 | 1956-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-20 | 1959-11-19 | 1960-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-20 | 1963-11-19 | 1964-05-20 | $7700.00 | Window Closed / Lapsed |