EP0330147A3

Aircraft helmet pointing angle display symbology

Abstract

A helmet mounted display system provide images to a pilot in an aircraft cockpit by sensing the attitude of the pilot's helmet with respect to the aircraft or cockpit and retrieving stored signals indicative of points within the cockpit which are within the field of view of the pilot for display of symbolic images of the cockpit points such that the symbolic images coincide, from the pilot's point of view, with the cockpit points.

Term

Term ended

Projected expiry passed 21 February 2009, 17.6 years ago.

5 members in 3 offices

This recordMember, by publication datePriority claim

Priority claims3

Priority claims
Document	Office	Kind	Date
160059	United States of America	–	1988-02-24
16005988	United States of America	A	1988-02-24
US19880160059	–	–	–

Members5

Family members, oldest first
Document	Office	Kind
EP0330147A2	European Patent Office (EPO)	A2	1989-08-30
JPH02145914A	Japan	A	1990-06-05
EP0330147A3This record	European Patent Office (EPO)	A3	1992-07-01
CA1331812C	Canada	C	1994-08-30
JP2777396B2	Japan	B2	1998-07-16

8 legal events, as the office reported them to INPADOC

Over the term

Point at a mark for the event

Events

Legal events, newest first
	Event	Code
1995-03-01	Application deemed to be withdrawnWithdrawn18D	18D
1995-01-12	Information on the status of an ep patent application or granted ep patentGrantedSTATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWNSTAA	STAA
1994-04-06	First examination report despatched17Q	17Q
1993-01-13	Request for examination filed17P	17P
1992-07-01	Designated contracting statesAK	AK
1992-05-11	Search report despatchedORIGINAL CODE: 0009013PUAL	PUAL
1989-08-30	Designated contracting statesAK	AK
1989-07-15	Public reference made under article 153(3) epc to a published international application that has entered the european phaseORIGINAL CODE: 0009012PUAI	PUAI