US2621686A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine tool with motor-driven rotary and axially fed tools
Assignee: EVERETTE TOMPKINS J
•
Filing: 1946-12-11
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Granted: 1952-12-16
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Expires: 1966-12-11
Abstract
No abstract record available.
Inventors
- 👤 Tompkins John Everette
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:37
CPC Classifications
B; B27; B27C; B27C9/00; B27C9/02; B23; B23D; B23D57/00; B23D57/0076; B23Q; B23Q1/00; B23Q1/25; B23Q1/44; B23Q1/48; B27B; B27B5/00; B27B5/16; B27B5/18; B27B5/20; B27B5/201; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5104; Y10T29/5105; Y10T408/00; Y10T408/31; Y10T408/55; Y10T408/561; Y10T408/5612; Y10T408/65; Y10T408/67; Y10T408/91; Y10T408/93; Y10T408/935; Y10T83/00; Y10T83/768; Y10T83/7684; Y10T83/7693; Y10T83/7697; Y10T83/7755; Y10T83/7763; Y10T83/7768; Y10T83/7772; Y10T83/849; Y10T83/853; Y10T83/855; Y10T83/863
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1397696A
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US1618341A
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US1956835A
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US1963362A
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US2258828A
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GB542807A
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US2312356A
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US2343243A
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US2356610A
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US2364475A
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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) | 1955-12-16 | 1956-06-16 | 1956-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-16 | 1960-06-16 | 1960-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-16 | 1964-06-16 | 1964-12-16 | $7700.00 | Window Closed / Lapsed |