Patent US3244001A successfully refreshed from Google Patents.
US3244001A
Expired / Lapsed
US
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Aerodynamic variables sensing device
Assignee: Douglas Aircraft Co Inc
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Filing: 1960-10-05
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Granted: 1966-04-05
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Expires: 1980-10-05
Abstract
No abstract record available.
Inventors
- 👤 Charles E Pettingall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 03:17
CPC Classifications
G; G01; G01P; G01P5/00; G01P5/14; G01P5/16; G01P5/165
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
145 words
SENSING MEANS CONSTITUTING PART OF AN AERODYNAMIC PROBE THAT INCLUDES A BOOM INCLUDING CONDUIT MEANS THEREIN, COMPRISING: A SPHERICO-CYLINDRIC HEAD TERMINATING THE FORWARD END OF SAID BOOM, SAID HEAD HAVING A CENTRALLY EXTENDING BORE OPENING FORWARDLY; A HOLLOW PICKUP MEMBER SEATED IN SAID BORE; A LATERALLY EXTENDING BORE LOCATED AT EACH OF THE QUADRANTAL POINTS OF THE PERIPHERY OF THE CYLINDRIC SIDE-SURFACE OF SAID HEAD, EACH OF SAID SIDE-SURFACE BORES SEATING A HOLLOW PICKUP MEMBER OPENING LATERALLY OF THE HEAD AND EXTENDING SUBSTANTIALLY 90* TO SAID SIDE-SURFACE; A PLURALITY OF BORES EACH LOCATED ON THE FORWARD PORTION OF THE HEAD MEDIALLY BETWEEN THE CENTRAL BORE AND THE ADJACENT SIDE-SURFACE BORE; A SENSOR SEATED IN EACH OF THE SAID MEDIAL BORES AND OPENING OBLIQUELY; AND PASSAGES CONNECTING EACH OF SAID BORES TO THE CONDUIT MEANS IN THE BOOM FOR TRANSMITTING AIR PRESSURES REARWARDLY IN THE BOOM.
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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) | 1969-04-04 | 1969-10-04 | 1970-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-04 | 1973-10-04 | 1974-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-04 | 1977-10-04 | 1978-04-05 | $7700.00 | Window Closed / Lapsed |