US2763103A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Belt grinding and polishing machine
Assignee: Individual
•
Filing: 1954-03-12
•
Granted: 1956-09-18
•
Expires: 1974-03-12
Abstract
No abstract record available.
Inventors
- 👤 Bader Stephen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:04
CPC Classifications
B; B24; B24B; B24B21/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US994358A
Cited
US1034959A
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US1049214A
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US1621931A
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US1990668A
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US2477602A
Cited
US2431795A
Cited
US2470615A
Cited
US2507677A
Cited
US2489811A
Cited
US2578662A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-09-18 | 1960-03-19 | 1960-09-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-18 | 1964-03-19 | 1964-09-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-18 | 1968-03-19 | 1968-09-18 | $7700.00 | Window Closed / Lapsed |