US3122882A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Propulsion means
Assignee: Aerojet Rocketdyne Inc
•
Filing: 1960-11-23
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Granted: 1964-03-03
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Expires: 1980-11-23
Abstract
No abstract record available.
Inventors
- 👤 Robert D Schultz
- 👤 Lane K Branson
- 👤 Robert F Chalken
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 00:21
CPC Classifications
F; F03; F03H; F03H1/00; F03H1/0006; F03H1/0012; B; B64; B64G; B64G1/00; B64G1/22; B64G1/40; B64G1/408; B64G1/411; B64G1/413; B64G1/42; B64G1/421; B64G1/422; F02; F02K; F02K9/00; F02K9/72; F03H1/0025; F03H1/0037
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
29 words
A PROPULSION SYSTEM OPERABLE IN A VACUUM ATMOSPHERE COMPRISING: MEANS FOR EJECTING IN A STREAM ELECTRICALLY CHARGED ATOMIZED LIQUID DROPLETS OF COLLOIDAL DIMENSIONS, AND ELECTRIC FOCUSING AND ACCELERATION MEANS
References Cited (Backward Citations)
US2880337A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-03 | 1967-09-02 | 1968-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-03 | 1971-09-02 | 1972-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-03 | 1975-09-02 | 1976-03-03 | $7700.00 | Window Closed / Lapsed |