US2731773A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dressing fixture for grinding machines
Assignee: Individual
•
Filing: 1952-01-14
•
Granted: 1956-01-24
•
Expires: 1972-01-14
Abstract
No abstract record available.
Inventors
- 👤 Alfred C Page
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:30
CPC Classifications
B; B24; B24B; B24B53/00; B24B53/06; B24B53/07
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB202134A
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US1633051A
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US1659227A
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US1624211A
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US1899654A
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US2028315A
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US2135202A
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US2277213A
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US2377241A
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US2350897A
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US2557166A
Cited
US2477418A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-23 | 1959-07-25 | 1960-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-23 | 1963-07-25 | 1964-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-23 | 1967-07-25 | 1968-01-24 | $7700.00 | Window Closed / Lapsed |