Patent US4762003A successfully refreshed from Google Patents.
Patent US3125880A successfully refreshed from Google Patents.
US3125880A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flttornev
Assignee: —
•
Filing: —
•
Granted: 1964-03-24
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Expires: 1981-03-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 01:38
CPC Classifications
G; G01; G01P; G01P5/00; G01P5/14; G01P5/16; G01P5/165
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
217 words
A PITOT TUBE ASSEMBLY FOR DETERMINING DYNAMIC AND STATIC PRESSURES OF AN AIR STREAM WHICH COMPRISES A PAIR OF TUBES EACH TUBE BEING BENT TO PROVED A SUPPORT LENGTH AT ONE END OF SAID BEND AND A FREE LENGTH AT THE OTHER END OF THE BEND TRANSVERSE TO SAID SUPPORT LENGTH, SAID TUBES BEING IN A COMMON PLANE SPACED SIDE BY SIDE, A SHELL ENCLOSING SAID FREE LENGTHS AND EXTENDING BEYOND THE FREE ENDS THEREOF, A PAIR OF BUSHING S IN SAID SHELL SPACED LENGTHWISE OF SAID LENGTHS OF TUBES THEREIN AND SEALED TO SAID LENGTHS AND TO SAID SHELL TO HOLD SAID LENGTHS RIGIDLY IN POSITION, A HOUSING ENCLOSING SAID SUPPORT LENGTHS AND SAID BENDS AND OVERLAPPED BY THE ADJACENT END OF SAID SHELL, SAID HOUSING COMPRISING TWO COMPLEMENTARY PARTS JOINED AT THE PLANE OF SAID SUPPORT LENGTHS OF SAID TUBES AND HAVING COMPLEMENTARY PARTITION ELEMENTS NEAR THE NDS OF SAID LENGTHS TO ENGAGE SAID TUE LENGTHS AND HOLD THEM IN POSITION, AND MEANS TO HOLD SAID HOUSING PARTS TOGETHER AND IN WHICH ONE OF SAID TUBES IS OPEN TO THE INTERIOR OF SAID SHELL IN ADVANCE OF SAID BUSHINGS AND THE OTHER TUBE IS OPEN TO THE SPACE IN SAID SHELL BETWEEN SAID BUSHINGS AND SAID SPACE IS OPEN TO THE OUTSIDE OF SAID SHELL.
Claim 2
Dependent Claim
217 words
A PITOT TUBE ASSEMBLY FOR DETERMINING DYNAMIC AND STATIC PRESSURES OF AN AIR STREAM WHICH COMPRISES A PAIR OF TUBES EACH TUBE BEING BENT TO PROVED A SUPPORT LENGTH AT ONE END OF SAID BEND AND A FREE LENGTH AT THE OTHER END OF THE BEND TRANSVERSE TO SAID SUPPORT LENGTH, SAID TUBES BEING IN A COMMON PLANE SPACED SIDE BY SIDE, A SHELL ENCLOSING SAID FREE LENGTHS AND EXTENDING BEYOND THE FREE ENDS THEREOF, A PAIR OF BUSHING S IN SAID SHELL SPACED LENGTHWISE OF SAID LENGTHS OF TUBES THEREIN AND SEALED TO SAID LENGTHS AND TO SAID SHELL TO HOLD SAID LENGTHS RIGIDLY IN POSITION, A HOUSING ENCLOSING SAID SUPPORT LENGTHS AND SAID BENDS AND OVERLAPPED BY THE ADJACENT END OF SAID SHELL, SAID HOUSING COMPRISING TWO COMPLEMENTARY PARTS JOINED AT THE PLANE OF SAID SUPPORT LENGTHS OF SAID TUBES AND HAVING COMPLEMENTARY PARTITION ELEMENTS NEAR THE NDS OF SAID LENGTHS TO ENGAGE SAID TUE LENGTHS AND HOLD THEM IN POSITION, AND MEANS TO HOLD SAID HOUSING PARTS TOGETHER AND IN WHICH ONE OF SAID TUBES IS OPEN TO THE INTERIOR OF SAID SHELL IN ADVANCE OF SAID BUSHINGS AND THE OTHER TUBE IS OPEN TO THE SPACE IN SAID SHELL BETWEEN SAID BUSHINGS AND SAID SPACE IS OPEN TO THE OUTSIDE OF SAID SHELL.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-24 | 1967-09-23 | 1968-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-24 | 1971-09-23 | 1972-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-24 | 1975-09-23 | 1976-03-24 | $7700.00 | Window Closed / Lapsed |