Solicitação de exame técnico
#4.1
11/14/1989
RPI 995
Application data
Number
PI8707272Type
Filing
Publication
The letters patent expired on 07/29/2008: 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: 11/14/1989. We update with every new RPI gazette, published weekly.
Applicants
T. E. (pessoa física)
SE
Inventors
B. H. (pessoa física)
SE
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
11/14/1989
RPI 995
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04/19/1988
RPI 913
#21.1
Patente extinta em 05/03/2002
07/29/2008
RPI 1960
#16.1
04/27/1993
RPI 1169
#13.1
12/29/1992
RPI 1152
#9.1
07/21/1992
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12/24/1991
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