Patent US2630622A successfully refreshed from Google Patents.
US2630622A
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Automatic feed for power saws
Assignee: Individual
•
Filing: 1949-11-05
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Granted: 1953-03-10
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Expires: 1969-11-05
Abstract
No abstract record available.
Inventors
- 👤 Carl E Beck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 11:59
CPC Classifications
B; B23; B23D; B23D55/00; B23D55/04; B23D55/043; B23D55/08; B23D55/088; B23D55/089; Y; Y10; Y10T; Y10T83/00; Y10T83/444; Y10T83/4493; Y10T83/463; Y10T83/4632; Y10T83/566; Y10T83/5669; Y10T83/5715; Y10T83/707; Y10T83/7101; Y10T83/7114; Y10T83/869; Y10T83/8691
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-09 | 1956-09-08 | 1957-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-09 | 1960-09-08 | 1961-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-09 | 1964-09-08 | 1965-03-10 | $7700.00 | Window Closed / Lapsed |