US2390359A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Triple action automobile body press
Assignee: Hydraulic Development Corp Inc
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Filing: 1940-06-24
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Granted: 1945-12-04
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Expires: 1960-06-24
Abstract
No abstract record available.
Inventors
- 👤 Ernst Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:19
CPC Classifications
B; B21; B21D; B21D24/00; B21D24/10; B21D24/14
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) | 1948-12-03 | 1949-06-04 | 1949-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-12-03 | 1953-06-04 | 1953-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-12-03 | 1957-06-04 | 1957-12-04 | $7700.00 | Window Closed / Lapsed |