Patent US3170655A successfully refreshed from Google Patents.
US3170655A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Horizon scanning method for firing rocket stage
Assignee: Individual
•
Filing: 1960-12-21
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Granted: 1965-02-23
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Expires: 1980-12-21
Abstract
No abstract record available.
Inventors
- 👤 Pierce Firth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 16:36
CPC Classifications
B; B64; B64G; B64G3/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
54 words
IN A SYSTEM FOR PLACING A PAYLOAD INTO ORBIT, IN COMBINATION, A SPACE FLIGHT VEHICLE HAVING A ROCKET STAGE FOR PROVIDING THRUST ALONG THE LONGITUDINAL AXIS OF THE VEHICLE, AND MEANS CARRIED BY SAID VEHICLE FOR IGNITING THE ROCKET STAGE, SAID MEANS INCLUDING A HORIZON SENSING MECHANISM FOR INITATING IGNITION OF SAID ROCKET STAGE
References Cited (Backward Citations)
US2415348A
Cited
US2963243A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-02-23 | 1968-08-24 | 1969-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-23 | 1972-08-24 | 1973-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-23 | 1976-08-24 | 1977-02-23 | $7700.00 | Window Closed / Lapsed |