Concessão da patente
#16.1
09/26/1989
RPI 988
Application data
Number
PI8503074Type
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: 09/26/1989. We update with every new RPI gazette, published weekly.
Applicants
Institut de Recherches de La Sidérurgie Française - IRSID
FR
Inventors
G. M. (pessoa física)
FR
J. M. (pessoa física)
FR
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
09/26/1989
RPI 988
#13.1
07/11/1989
RPI 977
#9.1
02/28/1989
RPI 958
#6.1
07/26/1988
RPI 927
#4.1
11/10/1987
RPI 890
#3.1
03/11/1986
RPI 803
#2.1
09/10/1985
RPI 777
#21.1
Patente extinta em 26/06/2000
07/15/2008
RPI 1958
From the same holder
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.