Patent US2725753A successfully refreshed from Google Patents.
US2725753A
Expired / Lapsed
US
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Portable power operated tool
Assignee: Individual
•
Filing: 1951-07-18
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Granted: 1955-12-06
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Expires: 1971-07-18
Abstract
No abstract record available.
Inventors
- 👤 Richard J Haug
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:06
CPC Classifications
B; B23; B23D; B23D47/00; B23D47/12; A; A01; A01G; A01G3/00; A01G3/08; A01G3/085; A01G3/088; Y; Y10; Y10T; Y10T83/00; Y10T83/667; Y10T83/768; Y10T83/7755; Y10T83/869; Y10T83/8776; Y10T83/8779; Y10T83/8781
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US53277A
Cited
US79179A
Cited
US116885A
Cited
US558640A
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US889152A
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US934363A
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US1832599A
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US2097729A
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US2204841A
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US2519936A
Cited
US2563195A
Cited
US2558276A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-12-05 | 1959-06-06 | 1959-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-05 | 1963-06-06 | 1963-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-05 | 1967-06-06 | 1967-12-06 | $7700.00 | Window Closed / Lapsed |