US2700853A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Segmental abrasive wheel and segment block therefor
Assignee: Individual
•
Filing: 1952-03-19
•
Granted: 1955-02-01
•
Expires: 1972-03-19
Abstract
No abstract record available.
Inventors
- 👤 Titcomb Albert Shepard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:14
CPC Classifications
B; B24; B24D; B24D7/00; B24D7/06; B24D7/066
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US97494A
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US797427A
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US863172A
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US970618A
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CH52589A
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US1027536A
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US1767321A
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US2179740A
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US2476334A
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US2501422A
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US2541844A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-01-31 | 1958-08-02 | 1959-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-31 | 1962-08-02 | 1963-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-31 | 1966-08-02 | 1967-02-01 | $7700.00 | Window Closed / Lapsed |