Pedido de licença voluntária
#17.1
10/24/1989
RPI 992
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: 10/24/1989. We update with every new RPI gazette, published weekly.
Applicants
B. R. (pessoa física)
Inventors
R. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#17.1
10/24/1989
RPI 992
#16.1
09/27/1988
RPI 936
#13.1
05/10/1988
RPI 916
#9.1
12/29/1987
RPI 897
#4.1
04/07/1987
RPI 859
#3.1
07/23/1985
RPI 770
#2.1
03/07/1984
RPI 698
#21.1
09/27/1994
RPI 1243
08/07/1990
RPI 1027
From the same holder
Same category
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