Patent US2545570A successfully refreshed from Google Patents.
US2545570A
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Hydraulic forming machine
Assignee: RAYMOND T MOLONEY
•
Filing: 1945-01-10
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Granted: 1951-03-20
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Expires: 1965-01-10
Abstract
No abstract record available.
Inventors
- 👤 Caldwell Albert Earl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 05:53
CPC Classifications
B; B21; B21D; B21D26/00; B21D26/02; B21D26/021; B21D26/023; B21D15/00; B21D15/04; B21D15/10; B21D22/00; B21D22/20; B21D22/205; B21D26/027; B21D26/033; B21D26/049; B30; B30B; B30B15/00; B30B15/16; F; F15; F15B; F15B11/00; F15B11/16; F15B11/20
Claims Analysis
Total Claims: 0
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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) | 1954-03-19 | 1954-09-18 | 1955-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-19 | 1958-09-18 | 1959-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-19 | 1962-09-18 | 1963-03-20 | $7700.00 | Window Closed / Lapsed |