US3289784A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transmitting device for sound waves
Assignee: IFP Energies nouvelles
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Filing: 1964-07-06
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Granted: 1966-12-06
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Expires: 1984-07-06
Abstract
No abstract record available.
Inventors
- 👤 Cassand Jean
- 👤 Soete Gerard De
- 👤 Cholet Jacques
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:15
CPC Classifications
G; G01; G01V; G01V1/00; G01V1/02; G01V1/104; G01V1/116
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
52 words
A TRANSMITTING DEVICE FOR SOUND WAVES OF GREAT ENERGY COMPRISING A TUBE, ONE END OF WHICH EXTENDS INTO A LIQUID, FEEDING MEANS CONNECTED WITH SAID TUBE FOR INJECTING A COMBUSTIBLE MIXTURE UNDER PRESSURE INTO SAID TUBE, IGNITION MEANS PROJECTING INTO SAID TUBE FOR IGNITING THE COMBUSTION MIXTURE THEREIN, THUS CAUSING A PRES-
Claim 2
Dependent Claim
52 words
A TRANSMITTING DEVICE FOR SOUND WAVES OF GREAT ENERGY COMPRISING A TUBE, ONE END OF WHICH EXTENDS INTO A LIQUID, FEEDING MEANS CONNECTED WITH SAID TUBE FOR INJECTING A COMBUSTIBLE MIXTURE UNDER PRESSURE INTO SAID TUBE, IGNITION MEANS PROJECTING INTO SAID TUBE FOR IGNITING THE COMBUSTION MIXTURE THEREIN, THUS CAUSING A PRES-
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) | 1969-12-05 | 1970-06-06 | 1970-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-05 | 1974-06-06 | 1974-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-05 | 1978-06-06 | 1978-12-06 | $7700.00 | Window Closed / Lapsed |