US2629975A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Abrading machine
Assignee: Individual
•
Filing: 1950-06-22
•
Granted: 1953-03-03
•
Expires: 1970-06-22
Abstract
No abstract record available.
Inventors
- 👤 Desenberg Josef
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:05
CPC Classifications
B; B24; B24D; B24D7/00; B24D7/14; B24B; B24B13/00; B24B13/04; B24B13/043
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE199312C
Cited
US995393A
Cited
US1221858A
Cited
US1224169A
Cited
US1327440A
Cited
US1483754A
Cited
US2352146A
Cited
US2286361A
Cited
US2482485A
Cited
GB611999A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-02 | 1956-09-01 | 1957-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-02 | 1960-09-01 | 1961-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-02 | 1964-09-01 | 1965-03-03 | $7700.00 | Window Closed / Lapsed |