Patent US2241807A successfully refreshed from Google Patents.
US2241807A
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Hydraulic press system
Assignee: LOGANSPORT MACHINE Inc
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Filing: 1940-05-23
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Granted: 1941-05-13
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Expires: 1960-05-23
Abstract
No abstract record available.
Inventors
- 👤 John C Cotner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:07
CPC Classifications
B; B30; B30B; B30B7/00; B30B7/04; A; A22; A22C; A22C7/00; A22C7/0023; A23; A23P; A23P30/00; A23P30/10; B30B15/00; B30B15/26; Y; Y10; Y10S; Y10S100/00; Y10S100/91
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1944-05-12 | 1944-11-11 | 1945-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-05-12 | 1948-11-11 | 1949-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-05-12 | 1952-11-11 | 1953-05-13 | $7700.00 | Window Closed / Lapsed |