Patent US2627147A successfully refreshed from Google Patents.
US2627147A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toolholder for grinding purposes
Assignee: Individual
•
Filing: 1950-01-23
•
Granted: 1953-02-03
•
Expires: 1970-01-23
Abstract
No abstract record available.
Inventors
- 👤 Vern S Roach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:11
CPC Classifications
B; B24; B24B; B24B41/00; B24B41/06; B24B41/066; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17393; Y10T279/17401
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US329969A
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US388573A
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US422874A
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US509310A
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US526571A
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US803692A
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US930695A
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US1099811A
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US1615201A
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US1808660A
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US2365759A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-02-03 | 1956-08-04 | 1957-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-02-03 | 1960-08-04 | 1961-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-02-03 | 1964-08-04 | 1965-02-03 | $7700.00 | Window Closed / Lapsed |