Pedido de licença compulsória
#20.1
09/23/1986
RPI 831
The letters patent expired on 12/14/1993: 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: 09/23/1986. We update with every new RPI gazette, published weekly.
Applicants
R. A. (pessoa física)
Inventors
R. A. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#20.1
09/23/1986
RPI 831
#16.1
08/31/1982
RPI 619
#13.1
05/04/1982
RPI 602
#9.1
01/05/1982
RPI 585
#21.1
12/14/1993
RPI 1202
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Same category
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