Pedido de licença compulsória
#20.1
03/22/1988
RPI 909
The letters patent expired on 07/20/1993: 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: 03/22/1988. We update with every new RPI gazette, published weekly.
Applicants
B. E. (pessoa física)
Inventors
N. J. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#20.1
03/22/1988
RPI 909
03/15/1988
RPI 908
#16.1
02/22/1983
RPI 644
#13.1
10/05/1982
RPI 624
#9.1
06/22/1982
RPI 609
#6.1
11/17/1981
RPI 578
#21.1
07/20/1993
RPI 1181
Same category
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