Patent US2910865A successfully refreshed from Google Patents.
US2910865A
Expired / Lapsed
US
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Method of visualizing flow patterns
Assignee: Allis Chalmers Corp
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Filing: 1956-08-30
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Granted: 1959-11-03
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Expires: 1976-08-30
Abstract
No abstract record available.
Inventors
- 👤 Richard E Opdyke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 05:57
CPC Classifications
G; G01; G01P; G01P5/00; G01P5/001
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
50 words
THE IMPRIVEMENT IN THE ART OF VISULATING THE FLOW PATTERNS OF A STREAM OF COMBUSTION SUPPORTING NONCOMBUSTIBLE GAS PASSING THROUGH AN AERODYNAMIC PROTOTYPE COMPRISING INTRODUCING A BURNING TRACER PARTICLE INTO THE STREAM, AND RELEASING SAID PARTICULES INTO THE STREAM TO BE CARRIED BY THE STREAM, SAID PARTICULE HAVING SUFFICENTLY LOW
Claim 2
Dependent Claim
50 words
THE IMPRIVEMENT IN THE ART OF VISULATING THE FLOW PATTERNS OF A STREAM OF COMBUSTION SUPPORTING NONCOMBUSTIBLE GAS PASSING THROUGH AN AERODYNAMIC PROTOTYPE COMPRISING INTRODUCING A BURNING TRACER PARTICLE INTO THE STREAM, AND RELEASING SAID PARTICULES INTO THE STREAM TO BE CARRIED BY THE STREAM, SAID PARTICULE HAVING SUFFICENTLY LOW
References Cited (Backward Citations)
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Cited
US2628897A
Cited
US2795738A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-02 | 1963-05-04 | 1963-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-02 | 1967-05-04 | 1967-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-02 | 1971-05-04 | 1971-11-03 | $7700.00 | Window Closed / Lapsed |