Patent US3031017A successfully refreshed from Google Patents.
US3031017A
Expired / Lapsed
US
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Cyclic pitch control
Assignee: RTX Corp
•
Filing: 1959-09-30
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Granted: 1962-04-24
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Expires: 1979-09-30
Abstract
No abstract record available.
Inventors
- 👤 Peter J Arcidiacono
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:50
CPC Classifications
B; B64; B64C; B64C27/00; B64C27/54; B64C27/58; B64C27/59; B64C27/605; B64C27/72; B64C2027/7205; B64C2027/7211; B64C2027/7233; Y; Y02; Y02T; Y02T50/00; Y02T50/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2735500A
Cited
US2143024A
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US2372481A
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US2432677A
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US2512461A
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US2611441A
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US2669313A
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US2620888A
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US2652898A
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US2748876A
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US2731095A
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US2983319A
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US2936836A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-23 | 1965-10-23 | 1966-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-23 | 1969-10-23 | 1970-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-23 | 1973-10-23 | 1974-04-24 | $7700.00 | Window Closed / Lapsed |