Concessão da patente
#16.1
05/31/1988
RPI 919
The letters patent expired on 11/22/1994: 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: 05/31/1988. We update with every new RPI gazette, published weekly.
Applicants
TAKEO ABE [BR]
Inventors
A. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
05/31/1988
RPI 919
#13.1
12/29/1987
RPI 897
#9.1
09/01/1987
RPI 880
#4.1
12/02/1986
RPI 841
#3.1
02/25/1986
RPI 801
#2.1
09/18/1984
RPI 726
#21.1
11/22/1994
RPI 1251
Same category
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