AT150605T

Improved public key/signature cryptosystem with enhanced digital signature certification field

Abstract

This record has no abstract on file.

Term

Term ended

Expired 11 January 2010, 16.7 years ago.

39 members in 10 offices

This recordMember, by publication datePriority claim

Priority claims1

Priority claims
Document	Office	Kind	Date
31978089	United States of America	A	1989-03-07

Members39

Family members, oldest first
Document	Office	Kind
EP0328232A2	European Patent Office (EPO)	A2	1989-08-16
AU2512488A	Australia	A	1989-09-07
US4868877A	United States of America	A	1989-09-19
CA2000400A1	Canada	A1	1990-09-07
EP0386867A2	European Patent Office (EPO)	A2	1990-09-12
AU4242589A	Australia	A	1990-09-13
AU601935B2	Australia	B2	1990-09-20
JPH02291043A	Japan	A	1990-11-30
EP0328232A3	European Patent Office (EPO)	A3	1990-12-12
US5005200A	United States of America	A	1991-04-02
AU620291B2	Australia	B2	1992-02-13
EP0386867A3	European Patent Office (EPO)	A3	1992-06-10
DE386867T1	Germany	T1	1993-04-29
US5214702A	United States of America	A	1993-05-25
ES2036978T1	Spain	T1	1993-06-16
GR930300050T1	Greece	T1	1993-06-30
EP0586022A1	European Patent Office (EPO)	A1	1994-03-09
CA1331213C	Canada	C	1994-08-02
EP0386867B1	European Patent Office (EPO)	B1	1994-10-26
AT113429T	Austria	T	1994-11-15
ATE113429T1	Austria	T1	1994-11-15
DE69013541D1	Germany	D1	1994-12-01
ES2036978T3	Spain	T3	1995-01-01
DE69013541T2	Germany	T2	1995-03-09
DK0386867T3	Denmark	T3	1995-04-03
EP0328232B1	European Patent Office (EPO)	B1	1995-05-03
AT122190T	Austria	T	1995-05-15
ATE122190T1	Austria	T1	1995-05-15
DE68922422D1	Germany	D1	1995-06-08
ES2071651T3	Spain	T3	1995-07-01
DE68922422T2	Germany	T2	1995-09-07
CA2000400C	Canada	C	1996-10-08
EP0586022B1	European Patent Office (EPO)	B1	1997-03-19
AT150605TThis record	Austria	T	1997-04-15
ATE150605T1	Austria	T1	1997-04-15
DE69030268D1	Germany	D1	1997-04-24
ES2098651T3	Spain	T3	1997-05-01
DE69030268T2	Germany	T2	1997-06-26
JP3520081B2	Japan	B2	2004-04-19