Pedido de licença compulsória
#20.1
09/02/1986
RPI 828
The letters patent expired on 07/06/1993: 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: 09/02/1986. We update with every new RPI gazette, published weekly.
Applicants
S. L. (pessoa física)
S. S. (pessoa física)
Inventors
S. L. (pessoa física)
S. S. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#20.1
09/02/1986
RPI 828
02/14/1984
RPI 695
#13.1
06/28/1983
RPI 662
#9.1
03/08/1983
RPI 646
#6.1
08/10/1982
RPI 616
#6.1
02/16/1982
RPI 591
#21.1
07/06/1993
RPI 1179
Same category
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