US2713637A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antenna reflector and drive
Assignee: North American Aviation Corp
•
Filing: 1950-01-09
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Granted: 1955-07-19
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Expires: 1970-01-09
Abstract
No abstract record available.
Inventors
- 👤 John M Wuerth
- 👤 Jr William D Mullins
- 👤 Robert E Smith
- 👤 Sydney J Goldberg
- 👤 Jr Charles T Wilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:11
CPC Classifications
H; H01; H01Q; H01Q3/00; H01Q3/02; H01Q3/08; H01Q3/10; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18544; Y10T74/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-07-18 | 1959-01-17 | 1959-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-07-18 | 1963-01-17 | 1963-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-07-18 | 1967-01-17 | 1967-07-19 | $7700.00 | Window Closed / Lapsed |