US2963230A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dry material pulverizer with integral classifier
Assignee: Microcyclomat Co
•
Filing: 1954-06-30
•
Granted: 1960-12-06
•
Expires: 1974-06-30
Abstract
No abstract record available.
Inventors
- 👤 Henry G Lykken
- 👤 Tibor A Rozsa
- 👤 Gracza Rezsoe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 05:22
CPC Classifications
B; B02; B02C; B02C13/00; B02C13/14; B02C2013/145
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2294920A
Cited
US2304264A
Cited
US2354311A
Cited
US2552565A
Cited
US2709552A
Cited
US2762572A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-06 | 1964-06-06 | 1964-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-06 | 1968-06-06 | 1968-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-06 | 1972-06-06 | 1972-12-06 | $7700.00 | Window Closed / Lapsed |