Solicitação de exame técnico
#4.1
04/22/1987
RPI 861
Application data
Number
PI8601289Type
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: 04/22/1987. We update with every new RPI gazette, published weekly.
Applicants
K. I. (pessoa física)
JP
Inventors
K. H. (pessoa física)
JP
K. Y. (pessoa física)
JP
K. K. (pessoa física)
JP
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
04/22/1987
RPI 861
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12/02/1986
RPI 841
#2.1
10/14/1986
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Patente extinta em 21/03/2001
07/22/2008
RPI 1959
#16.1
04/28/1992
RPI 1117
#13.1
12/17/1991
RPI 1098
#9.1
08/20/1991
RPI 1081
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