US2642138A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulically actuated press
Assignee: Individual
•
Filing: 1951-03-07
•
Granted: 1953-06-16
•
Expires: 1971-03-07
Abstract
No abstract record available.
Inventors
- 👤 Macewka John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:34
CPC Classifications
B; B30; B30B; B30B15/00; B30B15/16; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2092; Y10T83/2096; Y10T83/2135; Y10T83/2144; Y10T83/215; Y10T83/2153; Y10T83/869; Y10T83/8821; Y10T83/8858; Y10T83/8864
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2118648A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-15 | 1956-12-15 | 1957-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-15 | 1960-12-15 | 1961-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-15 | 1964-12-15 | 1965-06-16 | $7700.00 | Window Closed / Lapsed |