US3120736A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for colloidal propulsion
Assignee: Cosmic Inc
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Filing: 1961-05-29
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Granted: 1964-02-11
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Expires: 1981-05-29
Abstract
No abstract record available.
Inventors
- 👤 Dominique M P Gignoux
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:02
CPC Classifications
F; F03; F03H; F03H1/00; B; B64; B64G; B64G1/00; B64G1/22; B64G1/40; B64G1/402; B64G1/411; B64G1/413
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
50 words
A METHOD OF DEVELOPING UNIFORMLY CHARGED LIQUID DROPLETS IN A SPACE VEHICLE COLLOIDAL PROPULSION SYSTEM COMPRISING CENTRIFUGALLY EXPANDING PROPELLANT LIQUID INTO A THIN FILM, ELECTROSTATICALLY EXTRACTING LIQUID DROPLETS FROM SAID FILM, ELECTROSTATICALLY ACCELERATING SAID EXTRACTED DROPLETS, AND SEPARATELY NEUTRALIZING THE CHARGES ACQUIRED BY SAID SPACE VEHICLE AND SAID ACCELERATED DROPLETS.
References Cited (Backward Citations)
US2880337A
Cited
FR1110350A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-02-10 | 1967-08-12 | 1968-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-10 | 1971-08-12 | 1972-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-10 | 1975-08-12 | 1976-02-11 | $7700.00 | Window Closed / Lapsed |