Publicação antecipada
#3.2
05/30/1989
RPI 971
The letters patent expired on 09/25/2001: 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: 05/30/1989. We update with every new RPI gazette, published weekly.
Applicants
Lorenzetti S/A Indústrias Brasileiras Eletrometalúrgicas
PR, BR
Inventors
J. B. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.2
05/30/1989
RPI 971
#2.1
05/23/1989
RPI 970
#21.1
Patente extinta em 02/12/98 conforme disposto no artigo 24 da Lei 5772/71 (CPI).
09/25/2001
RPI 1603
#16.1
02/16/1994
RPI 1211
#13.1
09/28/1993
RPI 1191
#9.1
05/18/1993
RPI 1172
09/24/1991
RPI 1086
#4.1
08/07/1990
RPI 1027
From the same holder
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