Patent US2561101A successfully refreshed from Google Patents.
US2561101A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary peener
Assignee: Individual
•
Filing: 1947-02-03
•
Granted: 1951-07-17
•
Expires: 1967-02-03
Abstract
No abstract record available.
Inventors
- 👤 Clarence L Dewey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 07:05
CPC Classifications
B; B24; B24B; B24B39/00; B24B39/006; Y; Y10; Y10T; Y10T29/00; Y10T29/45; Y10T29/4528; Y10T29/47; Y10T29/51; Y10T29/5199; Y10T409/00; Y10T409/30; Y10T409/30084
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1158327A
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US1604142A
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US1648900A
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US1748285A
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US1986426A
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US2051127A
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US2149787A
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US2265723A
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US2247887A
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US2330811A
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US2410052A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-07-16 | 1955-01-15 | 1955-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-16 | 1959-01-15 | 1959-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-16 | 1963-01-15 | 1963-07-17 | $7700.00 | Window Closed / Lapsed |