Patent US3258910A successfully refreshed from Google Patents.
US3258910A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fiber optics ignition
Assignee: RTX Corp
•
Filing: 1962-06-08
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Granted: 1966-07-05
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Expires: 1982-06-08
Abstract
No abstract record available.
Inventors
- 👤 Richard J Seymour
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:20
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/95; F42; F42B; F42B3/00; F42B3/10; F42B3/113
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
58 words
A SOLID PROPELLANT ROCKET MOTOR HAVING AN IGNITION SYSTEM COMPRISING IN COMBINATION: (A) A ROCKET MOTOR HAVING A SOLID PROPELLANT GRAIN AND A NOZZLE; (B) AN IGNITER WITHIN THE ROCKET MOTOR, SAID IGNITER COMPRISING A CASING HAVING A SOLID PROPELLANT GRAIN THEREIN; (C) A LASER; (D) A FIBER OPTICS CABLE DIRECTING LIGHT FROM THE LASER TO THE IGNITER.
Claim 2
Dependent Claim
58 words
A SOLID PROPELLANT ROCKET MOTOR HAVING AN IGNITION SYSTEM COMPRISING IN COMBINATION: (A) A ROCKET MOTOR HAVING A SOLID PROPELLANT GRAIN AND A NOZZLE; (B) AN IGNITER WITHIN THE ROCKET MOTOR, SAID IGNITER COMPRISING A CASING HAVING A SOLID PROPELLANT GRAIN THEREIN; (C) A LASER; (D) A FIBER OPTICS CABLE DIRECTING LIGHT FROM THE LASER TO THE IGNITER.
References Cited (Backward Citations)
US2515048A
Cited
US3068739A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-04 | 1970-01-03 | 1970-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-04 | 1974-01-03 | 1974-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-04 | 1978-01-03 | 1978-07-05 | $7700.00 | Window Closed / Lapsed |