Solicitação de exame técnico
#4.1
09/09/1986
RPI 829
Application data
Number
PI8503055Type
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: 09/09/1986. We update with every new RPI gazette, published weekly.
Applicants
P. G. (pessoa física)
SP, BR
S. A. (pessoa física)
SP, BR
Inventors
P. G. (pessoa física)
BR
S. A. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
09/09/1986
RPI 829
#3.2
07/01/1986
RPI 819
#2.1
09/03/1985
RPI 776
#21.1
Patente extinta em 20/06/2000
07/15/2008
RPI 1958
#16.1
04/28/1992
RPI 1117
#13.1
12/03/1991
RPI 1096
#15.6
10/22/1991
RPI 1090
#15.1
08/13/1991
RPI 1080
#15.11
06/11/1991
RPI 1071
#9.1
04/23/1991
RPI 1064
#6.1
10/30/1990
RPI 1039
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