US3061982A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Abrading machine
Assignee: Individual
•
Filing: 1960-05-13
•
Granted: 1962-11-06
•
Expires: 1980-05-13
Abstract
No abstract record available.
Inventors
- 👤 Steinberg Isaac
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:14
CPC Classifications
B; B43; B43L; B43L19/00; B43L19/0006; B43L19/0012
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US606549A
Cited
US1590643A
Cited
US1581855A
Cited
US1645047A
Cited
US2290533A
Cited
US2360942A
Cited
US2645886A
Cited
US2753668A
Cited
US2870993A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-05 | 1966-05-07 | 1966-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-05 | 1970-05-07 | 1970-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-05 | 1974-05-07 | 1974-11-06 | $7700.00 | Window Closed / Lapsed |