Solicitação de exame técnico
#4.1
02/02/1988
RPI 902
Application data
Number
PI8601268Type
Filing
Publication
The letters patent expired on 07/22/2008: 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: 02/02/1988. We update with every new RPI gazette, published weekly.
Applicants
B. M. (pessoa física)
RS, BR
CNPq - Conselho Nacional de Desenvolvimento Científico e Tecnológico
DF, BR
Inventors
B. M. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
02/02/1988
RPI 902
11/17/1987
RPI 891
#3.2
10/14/1986
RPI 834
#2.1
09/02/1986
RPI 828
#21.1
Patente extinta em 14/03/2001
07/22/2008
RPI 1959
#16.1
11/29/1994
RPI 1252
#13.1
08/09/1994
RPI 1236
#9.1
04/12/1994
RPI 1219
06/08/1993
RPI 1175
#6.1
11/03/1992
RPI 1144
Same category
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