EP1761882A4

Covert authentication method and apparatus

Abstract

This record has no abstract on file.

EP1761882A4, drawing sheet 1 — Sheet 1 of 2

Term

Term ended

Projected expiry passed 22 April 2025, 1.4 years ago.

2 sheets

Sheet 1
Sheet 2

Every citation, both waysCites: the store holds 5 of 6

Citations
Document	Relation	Office	Category	Cited during	Relevant claims
WO0250790A1	Cites	World Intellectual Property Organization (WIPO)	XY	Search report	1-3,5-8,10
US4765655A	Cites	United States of America	X	Search report	1,2,6,7
WO9618978A1	Cites	World Intellectual Property Organization (WIPO)	Y	Search report	4,9
WO0250790A	Cites	World Intellectual Property Organization (WIPO)	–	–	–
WO9618978A	Cites	World Intellectual Property Organization (WIPO)	–	–	–
HAIST T ET AL: "Optical detection of random features for high security applications", OPTICS COMMUNICATIONS, NORTH-HOLLAND PUBLISHING CO. AMSTERDAM, NL, vol. 147, no. 1-3, 1 February 1998 (1998-02-01), pages 173 - 179, XP004118061, ISSN: 0030-4018	Non-patent	–	–	Search report	–
See also references of WO 2005104008A1	Non-patent	–	–	Search report	–

7 members in 5 offices

This recordMember, by publication datePriority claim

Priority claims9

Priority claims
Document	Office	Kind	Date
829368	United States of America	–	2004-04-22
82936804	United States of America	A	2004-04-22
82936804	United States of America	A	2004-04-22
2005000624	Canada	W	2005-04-22
2005000624	Canada	W	2005-04-22
829368	–	–	–
CA2005000624	–	–	–
US20040829368	–	–	–
WO2005CA00624	–	–	–

Members7

Family members, oldest first
Document	Office	Kind
US2005239207A1	United States of America	A1	2005-10-27
WO2005104008A1	World Intellectual Property Organization (WIPO)	A1	2005-11-03
EP1761882A1	European Patent Office (EPO)	A1	2007-03-14
CN1947126A	China	A	2007-04-11
JP2007534067A	Japan	A	2007-11-22
EP1761882A4This record	European Patent Office (EPO)	A4	2008-06-25
US7687271B2	United States of America	B2	2010-03-30

15 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
2015-11-04	Application withdrawnWithdrawn18W	18W
2015-10-02	Information on the status of an ep patent application or granted ep patentGrantedSTATUS: THE APPLICATION HAS BEEN WITHDRAWNSTAA	STAA
2008-12-17	First examination report despatched17Q	17Q
2008-06-25	Supplementary search report drawn up and despatchedA4	A4
2008-06-25	Information provided on ipc code assigned before grantRIC1	RIC1
2008-06-25	Information provided on ipc code assigned before grantRIC1	RIC1
2008-06-25	Information provided on ipc code assigned before grantRIC1	RIC1
2008-06-25	Information provided on ipc code assigned before grantRIC1	RIC1
2008-06-25	Information provided on ipc code assigned before grantRIC1	RIC1
2008-06-25	Information provided on ipc code assigned before grantRIC1	RIC1
2007-08-01	Request for extension of the european patent (deleted)DAX	DAX
2007-08-01	Designated contracting states (corrected)RBV	RBV
2007-03-14	Request for examination filed17P	17P
2007-03-14	Designated contracting statesAK	AK
2007-02-09	Public reference made under article 153(3) epc to a published international application that has entered the european phaseORIGINAL CODE: 0009012PUAI	PUAI