US2604965A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic shaft positioning apparatus
Assignee: Collins Radio Co
•
Filing: 1949-07-26
•
Granted: 1952-07-29
•
Expires: 1969-07-26
Abstract
No abstract record available.
Inventors
- 👤 Horst M Schweighofer
- 👤 Ross S Pyle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:17
CPC Classifications
G; G05; G05D; G05D3/00; G05D3/12; G05D3/125; G05D3/127; H; H03; H03J; H03J5/00; H03J5/02; H03J5/14; H03J5/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US615441A
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GB601134A
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US2470567A
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US2472979A
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US2466776A
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US2517854A
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FR980697A
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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) | 1955-07-29 | 1956-01-28 | 1956-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-29 | 1960-01-28 | 1960-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-29 | 1964-01-28 | 1964-07-29 | $7700.00 | Window Closed / Lapsed |