Concessão da patente
#16.1
08/25/1987
RPI 879
The letters patent expired on 09/27/1994: 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: 08/25/1987. We update with every new RPI gazette, published weekly.
Applicants
KIMITO YONEHARA [BR]
NELSON KOZO IHA [BR]
Inventors
I. [. (pessoa física)
Y. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
08/25/1987
RPI 879
#15.11
04/14/1987
RPI 860
#13.1
03/04/1987
RPI 854
#9.1
09/30/1986
RPI 832
#4.1
10/15/1985
RPI 782
#3.1
06/25/1985
RPI 766
#2.1
02/07/1984
RPI 694
#21.1
09/27/1994
RPI 1243
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