Concessão da patente
#16.1
04/26/1988
RPI 914
The letters patent expired on 12/07/1993: 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: 04/26/1988. We update with every new RPI gazette, published weekly.
Applicants
KIYOTERU YONAMINE [BR]
Inventors
Y. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
04/26/1988
RPI 914
#13.1
12/01/1987
RPI 893
#9.1
08/11/1987
RPI 877
#15.11
04/14/1987
RPI 860
#6.1
12/23/1986
RPI 844
#4.1
04/22/1986
RPI 809
#3.1
05/21/1985
RPI 761
#2.1
12/20/1983
RPI 687
#21.1
12/07/1993
RPI 1201
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Same category
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