US2556951A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Powdered material compacting press
Assignee: FJ Stokes Machine Co
•
Filing: 1944-06-05
•
Granted: 1951-06-12
•
Expires: 1964-06-05
Abstract
No abstract record available.
Inventors
- 👤 Jack E Weidner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:37
CPC Classifications
B; B30; B30B; B30B15/00; B30B15/30; B30B15/302; B30B15/304; B30B11/00; B30B11/02; B30B11/04
Claims Analysis
Total Claims: 0
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US2499980A
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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) | 1954-06-11 | 1954-12-11 | 1955-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-06-11 | 1958-12-11 | 1959-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-06-11 | 1962-12-11 | 1963-06-12 | $7700.00 | Window Closed / Lapsed |