Concessão da patente
#16.1
07/26/1988
RPI 927
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: 07/26/1988. We update with every new RPI gazette, published weekly.
Applicants
REFRES KO S A Q [BR]
Inventors
C. N. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
07/26/1988
RPI 927
#13.1
05/10/1988
RPI 916
#9.1
12/29/1987
RPI 897
#15.11
06/23/1987
RPI 870
#6.1
06/23/1987
RPI 870
#4.1
08/05/1986
RPI 824
#3.1
03/25/1986
RPI 805
#2.1
10/23/1984
RPI 731
#21.1
11/22/1994
RPI 1251
#22.1
11/26/1991
RPI 1095
Same category
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