US3297281A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and means for controlling the electric potentaial of aircraft in flight and applications to the electrostatic spray treatment of vegetation
Assignee: Individual
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Filing: 1964-12-28
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Granted: 1967-01-10
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Expires: 1984-12-28
Abstract
No abstract record available.
Inventors
- 👤 Felici Noel Jean Olivie Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:58
CPC Classifications
H; H05; H05F; H05F3/00; A; A01; A01M; A01M9/00; A01M9/0007; B; B05; B05B; B05B5/00; B05B5/08; B05B5/085; B64; B64D; B64D1/00; B64D1/16; B64D1/18; B64D45/00; B64D45/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
IN AN AIRCRAFT, THE COMBINATION COMPRISING A STORE OF SPRAYABLE TREATING AGENT CARRIED BY THE AIRCRAFT, SPRAYER MEANS CONNECTED TO THE STORE AND PROJECTING FROM THE AIRCRAFT AT AT LEAST ONE FIRST POINT THEREOF FOR EMITTING SAID AGENT IN DIVIDED FORM FROM THE AIRCRAFT INCLUDING MEANS FOR APPLYING ELECTRIC CHARGES OF ONE POLARITY TO THE PARTICLES OF SAID AGENT AS THEY ARE EMITTED, IONIZING MEANS PROJECTING FROM THE AIRCRAFT AT AT LEAST ONE SECOND POINT SPACED FROM SAID FIRST POINT, MEANS FOR APPLYING A VARIABLE D.C. VOLTAGE TO THE IONIZING MEANS OF A POLARITY OPPOSITE FROM SAID ONE POLARITY, AND MEANS FOR CONTROLLING SAID VARIABLE VOLTAGE SO AS TO VARY THE RATE OF ION EMISSION FROM SAID IONIZING MEANS TO MAINTAIN THE AIRCRAFT POTENTIAL AT A PRESCRIBED LEVEL THROUGH THE EMISSION OF SAID CHARGED PARTICLES OF TREATING AGENT.
Claim 2
Dependent Claim
138 words
IN AN AIRCRAFT, THE COMBINATION COMPRISING A STORE OF SPRAYABLE TREATING AGENT CARRIED BY THE AIRCRAFT, SPRAYER MEANS CONNECTED TO THE STORE AND PROJECTING FROM THE AIRCRAFT AT AT LEAST ONE FIRST POINT THEREOF FOR EMITTING SAID AGENT IN DIVIDED FORM FROM THE AIRCRAFT INCLUDING MEANS FOR APPLYING ELECTRIC CHARGES OF ONE POLARITY TO THE PARTICLES OF SAID AGENT AS THEY ARE EMITTED, IONIZING MEANS PROJECTING FROM THE AIRCRAFT AT AT LEAST ONE SECOND POINT SPACED FROM SAID FIRST POINT, MEANS FOR APPLYING A VARIABLE D.C. VOLTAGE TO THE IONIZING MEANS OF A POLARITY OPPOSITE FROM SAID ONE POLARITY, AND MEANS FOR CONTROLLING SAID VARIABLE VOLTAGE SO AS TO VARY THE RATE OF ION EMISSION FROM SAID IONIZING MEANS TO MAINTAIN THE AIRCRAFT POTENTIAL AT A PRESCRIBED LEVEL THROUGH THE EMISSION OF SAID CHARGED PARTICLES OF TREATING AGENT.
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) | 1970-01-09 | 1970-07-11 | 1971-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-09 | 1974-07-11 | 1975-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-09 | 1978-07-11 | 1979-01-10 | $7700.00 | Window Closed / Lapsed |