Patent US2786482A successfully refreshed from Google Patents.
US2786482A
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Assignee: Northrop Grumman Space and Mission Systems Corp
•
Filing: 1953-04-21
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Granted: 1957-03-26
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Expires: 1973-04-21
Abstract
No abstract record available.
Inventors
- 👤 Frank C Bayer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:45
CPC Classifications
F; F02; F02C; F02C7/00; F02C7/22; F02C7/228; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2559; Y10T137/265; Y10T137/2657; Y10T137/2663
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1312102A
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US1299130A
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US1464767A
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US1917698A
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US2192662A
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GB577132A
Cited
US2467576A
Cited
US2622610A
Cited
US2638912A
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US2669482A
Cited
US2661756A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-03-25 | 1960-09-24 | 1961-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-03-25 | 1964-09-24 | 1965-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-03-25 | 1968-09-24 | 1969-03-26 | $7700.00 | Window Closed / Lapsed |