Solicitação de exame técnico
#4.1
06/30/1987
RPI 871
Application data
Number
PI8506781Type
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: 06/30/1987. We update with every new RPI gazette, published weekly.
Applicants
T. E. (pessoa física)
SE
Inventors
P. E. (pessoa física)
SE
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
06/30/1987
RPI 871
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11/25/1986
RPI 840
#21.1
Patente extinta em 24/05/2000
07/15/2008
RPI 1958
#16.1
06/29/1993
RPI 1178
#13.1
04/20/1993
RPI 1168
#9.1
12/08/1992
RPI 1149
#6.1
03/17/1992
RPI 1111
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