AT165250T - GAS-PERMEABLE, INORGANIC MEMBRANES

39 members in 15 offices

This recordMember, by publication datePriority claim5 more offices are in the list below

Priority claims
Document	Office	Kind	Date
8902649	United Kingdom	A	1989-02-07

Family members, oldest first
Document	Office	Kind
GB8812217D0	United Kingdom	D0	1988-06-29
GB8902649D0	United Kingdom	D0	1989-03-30
DK249689D0	Denmark	D0	1989-05-23
NO892093D0	Norway	D0	1989-05-24
DK249689A	Denmark	A	1989-11-25
NO892093L	Norway	L	1989-11-27
AU3509389A	Australia	A	1989-11-30
AU3509589A	Australia	A	1989-11-30
EP0344961A1	European Patent Office (EPO)	A1	1989-12-06
EP0348041A1	European Patent Office (EPO)	A1	1989-12-27
CN1038776A	China	A	1990-01-17
BR8902397A	Brazil	A	1990-01-23
JPH0235917A	Japan	A	1990-02-06
JPH0299126A	Japan	A	1990-04-11
US4935139A	United States of America	A	1990-06-19
WO9009231A1	World Intellectual Property Organization (WIPO)	A1	1990-08-23
KR900013107A	Republic of Korea	A	1990-09-03
AU5046690A	Australia	A	1990-09-05
AU610803B2	Australia	B2	1991-05-23
AU619549B2	Australia	B2	1992-01-30
EP0474634A1	European Patent Office (EPO)	A1	1992-03-18
EP0348041B1	European Patent Office (EPO)	B1	1992-08-26
DE68902595D1	Germany	D1	1992-10-01
EP0344961B1	European Patent Office (EPO)	B1	1993-01-27
DE68902595T2	Germany	T2	1993-03-04
DE68904597D1	Germany	D1	1993-03-11
ES2034629T3	Spain	T3	1993-04-01
DE68904597T2	Germany	T2	1993-05-19
US5376442A	United States of America	A	1994-12-27
CA1336872C	Canada	C	1995-09-05
CN1031382C	China	C	1996-03-27
CA1338853C	Canada	C	1997-01-21
US5605628A	United States of America	A	1997-02-25
EP0474634B1	European Patent Office (EPO)	B1	1998-04-22
AT165250TThis record	Austria	T	1998-05-15
DE69032270D1	Germany	D1	1998-05-28
KR0139817B1	Republic of Korea	B1	1998-06-01
DE69032270T2	Germany	T2	1998-12-03
JP2873293B2	Japan	B2	1999-03-24

1 legal event, as the office reported them to INPADOC

Legal events, newest first
	Event	Code
1998-10-15	Ceased as to paragraph 5 lit. 3 law introducing patent treatiesCeasedRER	RER

CPC, 14: B01D67/0041
B01D71/02
B01D67/0069
B01D67/0072
B01D2323/08
C01B3/505
C01B2203/0405
C01B2203/0465
B01D69/12
B01D67/0048
B01D2323/06
B01D2325/04
B01D2325/02
B01D2325/24
Filled: the office’s first classification
IPC, 1: B01D71 02

Gas-permeable, inorganic membranes