US3423883A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety device for controlling the circumferential speed of grinding wheels
Assignee: MSO Maschinen und Schleifmittelwerke AG
•
Filing: 1966-03-10
•
Granted: 1969-01-28
•
Expires: 1986-03-10
Abstract
No abstract record available.
Inventors
- 👤 Karl Storck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:25
CPC Classifications
G; G01; G01P; G01P1/00; G01P1/07; G01P1/08; G01P1/10; B; B24; B24B; B24B47/00; B24B47/10; B24B47/18
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2130823A
Cited
US2968136A
Cited
US3072897A
Cited
US2947121A
Cited
US3113405A
Cited
US3248823A
Cited
US3250043A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-28 | 1972-07-29 | 1973-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-28 | 1976-07-29 | 1977-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-28 | 1980-07-29 | 1981-01-28 | $7700.00 | Window Closed / Lapsed |