US3174552A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary wing aircraft
Assignee: Individual
•
Filing: 1963-12-09
•
Granted: 1965-03-23
•
Expires: 1983-12-09
Abstract
No abstract record available.
Inventors
- 👤 Jr Armand J Soucy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:01
CPC Classifications
B; B64; B64D; B64D47/00; B64D47/02; B64D47/06; B64C; B64C27/00; B64C27/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
54 words
ROTARY WING AIRCRAFT COMPRISING A ROTARY WING ROTATABLY MOUNTED WITH RESPECT TO SAID AIRCRAFT AND CARRYING A LIGHT SOURCE RESPONSIVE TO RADIANT ENERGY TO PRODUCE VISIBLE LIGHT, AND A SOURCE OF RADIANT ENERGY SIGNALS TO WHICH SAID LIGHT SOURCE IS RESPONSIVE LOCATED BEYOND SAID WING AND WITH RESPECT TO WHICH SAID WING IS ROTATABLE.
Claim 2
Dependent Claim
54 words
ROTARY WING AIRCRAFT COMPRISING A ROTARY WING ROTATABLY MOUNTED WITH RESPECT TO SAID AIRCRAFT AND CARRYING A LIGHT SOURCE RESPONSIVE TO RADIANT ENERGY TO PRODUCE VISIBLE LIGHT, AND A SOURCE OF RADIANT ENERGY SIGNALS TO WHICH SAID LIGHT SOURCE IS RESPONSIVE LOCATED BEYOND SAID WING AND WITH RESPECT TO WHICH SAID WING IS ROTATABLE.
References Cited (Backward Citations)
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Cited
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Cited
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Cited
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Cited
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Cited
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Cited
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Cited
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Cited
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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) | 1968-03-22 | 1968-09-21 | 1969-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-22 | 1972-09-21 | 1973-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-22 | 1976-09-21 | 1977-03-23 | $7700.00 | Window Closed / Lapsed |