Patent US4383155A successfully refreshed from Google Patents.
Patent US2525650A successfully refreshed from Google Patents.
US2525650A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mounting and adjustment of stator blades in grinding, crushing, and pulverizing machinery
Assignee: Individual
•
Filing: 1945-01-02
•
Granted: 1950-10-10
•
Expires: 1965-01-02
Abstract
No abstract record available.
Inventors
- 👤 Clark Geoffrey
- 👤 Clark Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:26
CPC Classifications
B; B02; B02C; B02C13/00; B02C13/26; B02C13/282
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) | 1953-10-09 | 1954-04-10 | 1954-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-09 | 1958-04-10 | 1958-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-09 | 1962-04-10 | 1962-10-10 | $7700.00 | Window Closed / Lapsed |