Patent US6442478B2 successfully refreshed from Google Patents.
US3124341A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic die pads for presses
Assignee: —
•
Filing: —
•
Granted: 1964-03-10
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Expires: 1981-03-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:03
CPC Classifications
B; B21; B21D; B21D24/00; B21D24/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1972809A
Cited
US2378069A
Cited
US2658809A
Cited
US2760575A
Cited
GB759233A
Cited
US2924446A
Cited
US2998288A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-10 | 1967-09-09 | 1968-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-10 | 1971-09-09 | 1972-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-10 | 1975-09-09 | 1976-03-10 | $7700.00 | Window Closed / Lapsed |