Solicitação de exame técnico
#4.1
08/05/1986
RPI 824
Application data
Number
PI8403371Type
Filing
Publication
The letters patent expired on 07/08/2008: 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: 08/05/1986. We update with every new RPI gazette, published weekly.
Applicants
E. G. (pessoa física)
BR
J. M. (pessoa física)
SP, BR
Saul Gonçalves D'vila
BR
Inventors
E. G. (pessoa física)
BR
J. M. (pessoa física)
BR
S. D. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
08/05/1986
RPI 824
#3.1
02/18/1986
RPI 800
10/30/1984
RPI 732
#2.1
09/11/1984
RPI 725
#21.1
Patente extinta em 06/07/99
07/08/2008
RPI 1957
#16.1
09/24/1991
RPI 1086
#13.1
06/04/1991
RPI 1070
#9.1
02/19/1991
RPI 1055
#6.1
09/25/1990
RPI 1034
From the same holder
Same category
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