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US2592018A
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Assignee: North American Aviation Corp
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Filing: 1950-07-13
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Granted: 1952-04-08
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Expires: 1970-07-13
Abstract
No abstract record available.
Inventors
- 👤 Avard F Fairbanks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:21
CPC Classifications
G; G05; G05B; G05B19/00; G05B19/02; G05B19/04; G05B19/12; G05B19/124; G11; G11B; G11B15/00; G11B15/18; G11B15/26; G11B15/34; G11B27/00; G11B27/10; G11B27/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-08 | 1955-10-08 | 1956-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-08 | 1959-10-08 | 1960-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-08 | 1963-10-08 | 1964-04-08 | $7700.00 | Window Closed / Lapsed |