US2903204A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat seeker with proportional control
Assignee: Individual
•
Filing: 1946-11-08
•
Granted: 1959-09-08
•
Expires: 1966-11-08
Abstract
No abstract record available.
Inventors
- 👤 Nyman Alexander
- 👤 Fay E Null
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:36
CPC Classifications
G; G01; G01S; G01S3/00; G01S3/78; G01S3/782; G01S3/783; G01S3/784
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1984112A
Cited
US2256487A
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US2270991A
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US2223619A
Cited
US2408819A
Cited
US2431790A
Cited
US2407936A
Cited
US2334085A
Cited
US2423534A
Cited
US2421085A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-07 | 1963-03-09 | 1963-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-07 | 1967-03-09 | 1967-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-07 | 1971-03-09 | 1971-09-08 | $7700.00 | Window Closed / Lapsed |