Solicitação de exame técnico
#4.1
08/18/1987
RPI 878
Application data
Number
PI8604489Type
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: 08/18/1987. We update with every new RPI gazette, published weekly.
Applicants
T. C. (pessoa física)
JP
Inventors
K. K. (pessoa física)
JP
Y. H. (pessoa física)
JP
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
08/18/1987
RPI 878
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05/19/1987
RPI 865
#2.1
03/24/1987
RPI 857
#21.1
Patente extinta em 19/09/2001
07/22/2008
RPI 1959
Não conhecida a petição de extensão de prazo de validade da patente PI 8604489-3, RJ 020040004481 de 22/10/04, com base no disposto no PARECER MICT/CONJUR Nº 24/97
12/28/2004
RPI 1773
#16.1
08/31/1993
RPI 1187
#9.1
04/20/1993
RPI 1168
#6.1
05/19/1992
RPI 1120
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