US2917207A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control of mechanical feeding means
Assignee: British Thomson Houston Co Ltd
•
Filing: 1958-05-05
•
Granted: 1959-12-15
•
Expires: 1978-05-05
Abstract
No abstract record available.
Inventors
- 👤 Prowse Donald Windsor
- 👤 Rayden Raymond Georges
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 01:13
CPC Classifications
G; G01; G01G; G01G11/00; G01G11/08; G01G11/083; B; B65; B65G; B65G47/00; B65G2811/00; B65G2811/06; B65G2811/0673; B65G2811/0689
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2343722A
Cited
US2366075A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-14 | 1963-06-15 | 1963-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-14 | 1967-06-15 | 1967-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-14 | 1971-06-15 | 1971-12-15 | $7700.00 | Window Closed / Lapsed |