US2199103A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic control means, for electrically driven tools
Assignee: PHOTOSCULPTURE Ltd
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Filing: 1937-05-13
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Granted: 1940-04-30
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Expires: 1957-05-13
Abstract
No abstract record available.
Inventors
- 👤 Jeffreys Sidney Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:06
CPC Classifications
B; B23; B23Q; B23Q35/00; B23Q35/04; B23Q35/08; B23Q35/12; B23Q35/121; B23Q35/122; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/30084; Y10T409/301176; Y10T409/302912; Y10T409/303416; Y10T409/303472; Y10T409/303528; Y10T409/303696
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1943-04-30 | 1943-10-30 | 1944-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-04-30 | 1947-10-30 | 1948-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-04-30 | 1951-10-30 | 1952-04-30 | $7700.00 | Window Closed / Lapsed |