US2483590A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bench type honing machine
Assignee: Ammco Tools Inc
•
Filing: 1945-12-05
•
Granted: 1949-10-04
•
Expires: 1965-12-05
Abstract
No abstract record available.
Inventors
- 👤 Wallace F Mitchell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:56
CPC Classifications
B; B24; B24B; B24B33/00; B24B33/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2070381A
Cited
US2155072A
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US2363975A
Cited
US2350527A
Cited
US2350969A
Cited
US2377588A
Cited
US2358247A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-10-03 | 1953-04-04 | 1953-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-03 | 1957-04-04 | 1957-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-03 | 1961-04-04 | 1961-10-04 | $7700.00 | Window Closed / Lapsed |