US2613036A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vibratory and rotary ball mill
Assignee: VIBRO DYNAMIC ENGINEERING Inc
•
Filing: 1947-01-11
•
Granted: 1952-10-07
•
Expires: 1967-01-11
Abstract
No abstract record available.
Inventors
- 👤 Richard S Robinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:04
CPC Classifications
B; B02; B02C; B02C17/00; B02C17/14
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US195120A
Cited
US395680A
Cited
US1115531A
Cited
US1148651A
Cited
GB347413A
Cited
US1997499A
Cited
CH180743A
Cited
CH251491A
Cited
FR870798A
Cited
DE708694C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-07 | 1956-04-07 | 1956-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-07 | 1960-04-07 | 1960-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-07 | 1964-04-07 | 1964-10-07 | $7700.00 | Window Closed / Lapsed |