EP0502984A4

Method for diagnosing deficiencies and expanding a person's useful field of view

Abstract

This record has no abstract on file.

Term

Term ended

Projected expiry passed 21 November 2010, 15.8 years ago.

9 members in 6 offices

This recordMember, by publication datePriority claim

Priority claims2

Priority claims
Document	Office	Kind	Date
44199289	United States of America	A	1989-11-28
US19890441992	–	–	–

Members9

Family members, oldest first
Document	Office	Kind
US4971434A	United States of America	A	1990-11-20
CA2073040A1	Canada	A1	1991-05-29
WO9107908A1	World Intellectual Property Organization (WIPO)	A1	1991-06-13
AU6956191A	Australia	A	1991-06-26
EP0502984A1	European Patent Office (EPO)	A1	1992-09-16
EP0502984A4This record	European Patent Office (EPO)	A4	1992-12-09
JPH05502176A	Japan	A	1993-04-22
AU642952B2	Australia	B2	1993-11-04
CA2073040C	Canada	C	1996-04-30

9 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
1997-05-28	Application deemed to be withdrawnWithdrawn18D	18D
1997-04-11	Information on the status of an ep patent application or granted ep patentGrantedSTATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWNSTAA	STAA
1994-11-17	First examination report despatched17Q	17Q
1992-12-09	Supplementary search report drawn up and despatchedA4	A4
1992-12-09	Designated contracting statesAK	AK
1992-10-21	Information on inventor provided before grant (corrected)RIN1	RIN1
1992-09-16	Request for examination filed17P	17P
1992-09-16	Designated contracting statesAK	AK
1992-07-31	Public reference made under article 153(3) epc to a published international application that has entered the european phaseORIGINAL CODE: 0009012PUAI	PUAI