US2699018A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic grinding wheel dresser and feed control
Assignee: DeVilbiss Co
•
Filing: 1951-06-30
•
Granted: 1955-01-11
•
Expires: 1971-06-30
Abstract
No abstract record available.
Inventors
- 👤 Glenn B Carman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:07
CPC Classifications
B; B24; B24B; B24B53/00; B24B53/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1919288A
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DE664143C
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US2335356A
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US2417707A
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US2418149A
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US2447478A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-01-10 | 1958-07-12 | 1959-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-10 | 1962-07-12 | 1963-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-10 | 1966-07-12 | 1967-01-11 | $7700.00 | Window Closed / Lapsed |