Patent US3433163A successfully refreshed from Google Patents.
US3433163A
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Assignee: General Dynamics Corp
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Filing: 1966-11-07
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Granted: 1969-03-18
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Expires: 1986-11-07
Abstract
No abstract record available.
Inventors
- 👤 Herman E Sheets
- 👤 Claude P Brancart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:33
CPC Classifications
F; F04; F04D; F04D13/00; F04D13/02; F04D13/06; F04D13/0673; F04D3/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1632357A
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US2171460A
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US2256659A
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US2851956A
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US3075743A
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US3132595A
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US3143972A
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US3194487A
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US3288075A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-17 | 1972-09-16 | 1973-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-17 | 1976-09-16 | 1977-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-17 | 1980-09-16 | 1981-03-18 | $7700.00 | Window Closed / Lapsed |