Publicação do pedido de patente
#3.1
12/05/1989
RPI 998
Application data
Number
PI8901951Type
Filing
Publication
The letters patent expired on 12/15/2009: 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: 12/05/1989. We update with every new RPI gazette, published weekly.
Applicants
Institut de Recherches de la Siderurgie Française
FR
R. A. (pessoa física)
FR
Rotelec S.A
FR
Inventors
G. P. (pessoa física)
FR
J. H. (pessoa física)
FR
M. B. (pessoa física)
FR
R. P. (pessoa física)
FR
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
12/05/1989
RPI 998
#2.1
05/30/1989
RPI 971
#21.1
Patente extinta em 25/04/2004
12/15/2009
RPI 2032
#16.1
07/25/1995
RPI 1286
#13.1
04/04/1995
RPI 1270
#9.1
11/29/1994
RPI 1252
#6.1
06/14/1994
RPI 1228
08/25/1992
RPI 1134
#4.1
09/03/1991
RPI 1083
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