US2722003A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of stud driving power control
Assignee: POWDER POWER TOOL Corp
•
Filing: 1949-12-29
•
Granted: 1955-11-01
•
Expires: 1969-12-29
Abstract
No abstract record available.
Inventors
- 👤 Virginius R Erickson
- 👤 Benjamin B Bullwinkle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:35
CPC Classifications
B; B25; B25C; B25C1/00; B25C1/08; B25C1/10; B25C1/12; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49833
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1277370A
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US1388363A
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US2064503A
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US2158763A
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US2359515A
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US2395354A
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US2549993A
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US2533851A
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US2499227A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-10-31 | 1959-05-02 | 1959-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-10-31 | 1963-05-02 | 1963-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-10-31 | 1967-05-02 | 1967-11-01 | $7700.00 | Window Closed / Lapsed |