US2964265A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Steering system utilizing thermalenergy radiations
Assignee: AT&T Inc
•
Filing: 1948-03-26
•
Granted: 1960-12-13
•
Expires: 1968-03-26
Abstract
No abstract record available.
Inventors
- 👤 Raymond W Ketchledge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:06
CPC Classifications
G; G01; G01S; G01S3/00; G01S3/78; G01S3/782; G01S3/783; F; F41; F41G; F41G7/00; F41G7/20; F41G7/22; F41G7/2213; F41G7/2253; F41G7/2273; F41G7/2293
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB132301A
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US1121563A
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US1467154A
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US1312510A
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GB352035A
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GB384325A
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US2424193A
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US2410831A
Cited
US2420676A
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US2446024A
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US2417112A
Cited
US2439294A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-13 | 1964-06-13 | 1964-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-13 | 1968-06-13 | 1968-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-13 | 1972-06-13 | 1972-12-13 | $7700.00 | Window Closed / Lapsed |