Patent US3311330A successfully refreshed from Google Patents.
US3311330A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aircraft ejection seat system
Assignee: North American Aviation Corp
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Filing: 1965-06-22
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Granted: 1967-03-28
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Expires: 1985-06-22
Abstract
No abstract record available.
Inventors
- 👤 James E Hofferberth
- 👤 John B Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 09:08
CPC Classifications
B; B64; B64D; B64D25/00; B64D25/08; B64D25/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
IN AN EJECTION SEAT SYSTEM FOR AIRCRAFT AND THE LIKE AND TO BE SUPPORTED BY AND WITHIN AIRCRAFT STRUCTURE, IN COMBINATION: (A) SEAT STRUCTURE SUPPORTED BY SAID AIRCRAFT STRUCTURE AND COMBINED WITH MEANS FOR FORCIBLY EJECTING SAID SEAT STRUCTURE AND THE OCCUPANT THEREOF FROM SAID AIRCRAFT STRUCTURE INTO AN ENVIRONMENTAL AIRSTREAM, (B) PERSONNEL PARACHUTE MEANS, (C) DUAL PARALLEL PARACHUTE DEPLOYMENT INITIATOR MEANS ONE OF WHICH DEPLOYS SAID PERSONNEL PARACHUTE MEANS WITH A FIXED-TIME CLEARANCE DELAY WHEN ACTUATED AND THE OTHER OF WHICH DEPLOYS SAID PERSONNEL PARACHUTE MEANS WITH A FIXED-TIME DECELERATION DELAY THAT IS SUBSTANTIALLY GREATER IN DURATION COMPARED TO SAID CLEARANCE DELAY, AND
Claim 2
Dependent Claim
104 words
IN AN EJECTION SEAT SYSTEM FOR AIRCRAFT AND THE LIKE AND TO BE SUPPORTED BY AND WITHIN AIRCRAFT STRUCTURE, IN COMBINATION: (A) SEAT STRUCTURE SUPPORTED BY SAID AIRCRAFT STRUCTURE AND COMBINED WITH MEANS FOR FORCIBLY EJECTING SAID SEAT STRUCTURE AND THE OCCUPANT THEREOF FROM SAID AIRCRAFT STRUCTURE INTO AN ENVIRONMENTAL AIRSTREAM, (B) PERSONNEL PARACHUTE MEANS, (C) DUAL PARALLEL PARACHUTE DEPLOYMENT INITIATOR MEANS ONE OF WHICH DEPLOYS SAID PERSONNEL PARACHUTE MEANS WITH A FIXED-TIME CLEARANCE DELAY WHEN ACTUATED AND THE OTHER OF WHICH DEPLOYS SAID PERSONNEL PARACHUTE MEANS WITH A FIXED-TIME DECELERATION DELAY THAT IS SUBSTANTIALLY GREATER IN DURATION COMPARED TO SAID CLEARANCE DELAY, AND
References Cited (Backward Citations)
US3191892A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-27 | 1970-09-26 | 1971-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-27 | 1974-09-26 | 1975-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-27 | 1978-09-26 | 1979-03-28 | $7700.00 | Window Closed / Lapsed |