Exigência - art. 36 da LPI
#6.1
10/17/1989
RPI 991
Application data
Number
PI8502567Type
Filing
Publication
The letters patent expired on 07/15/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 10/17/1989. We update with every new RPI gazette, published weekly.
Applicants
Union Siderurgique Du Nord Et De L'Est de La France (USINOR)
FR
Inventors
R. H. (pessoa física)
FR
Publications in the Brazilian Industrial Property Gazette (RPI).
#6.1
10/17/1989
RPI 991
#4.1
08/05/1986
RPI 824
#3.1
02/04/1986
RPI 798
#2.1
08/13/1985
RPI 773
#2.1
07/23/1985
RPI 770
#21.1
Patente extinta em 29/05/2000
07/15/2008
RPI 1958
#16.1
09/24/1991
RPI 1086
#13.1
08/06/1991
RPI 1079
#15.11
06/11/1991
RPI 1071
04/16/1991
RPI 1063
04/16/1991
RPI 1063
#13.1
03/12/1991
RPI 1058
#9.1
11/27/1990
RPI 1043
#6.1
06/05/1990
RPI 1021
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.