EP0780451A3

Ink jet inks containing block copolymer of polyethylene oxide and polypropylene oxide

Abstract

A liquid ink jet ink wherein said ink is non-gelling and comprises a carrier, a pigment and a solid block copolymer of ethylene oxide and propylene oxide having a structure (A), (B), (C) and (D) defined herein.

Term

Term ended

Projected expiry passed 5 December 2016, 9.8 years ago.

Every citation, both ways

Citations
Document	Relation	Office	Category	Cited during	Relevant claims
EP0465124A1	Cites	European Patent Office (EPO)	X	Search report	1,2,4,6
EP0518490A1	Cites	European Patent Office (EPO)	X	Search report	1
US4680332A	Cites	United States of America	A	Search report	1
US5382283A	Cites	United States of America	A	Search report	1
US5529617A	Cites	United States of America	PX	Search report	1

3 priority claims, no other members on record

This recordMember, by publication datePriority claim

Priority claims3

Priority claims
Document	Office	Kind	Date
573712	United States of America	–	1995-12-18
57371295	United States of America	A	1995-12-18
US19950573712	–	–	–

8 legal events, as the office reported them to INPADOC

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Events

Legal events, newest first
	Event	Code
2000-08-09	Application deemed to be withdrawnWithdrawn18D	18D
2000-06-23	Information on the status of an ep patent application or granted ep patentGrantedSTATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWNSTAA	STAA
1998-12-02	First examination report despatched17Q	17Q
1998-08-19	Request for examination filed17P	17P
1998-01-07	Designated contracting statesAK	AK
1997-11-21	Search report despatchedORIGINAL CODE: 0009013PUAL	PUAL
1997-06-25	Designated contracting statesAK	AK
1997-05-09	Public reference made under article 153(3) epc to a published international application that has entered the european phaseORIGINAL CODE: 0009012PUAI	PUAI