Pedido de licença compulsória
#20.1
03/10/1987
RPI 855
The letters patent expired on 05/16/1995: 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: 03/10/1987. We update with every new RPI gazette, published weekly.
Applicants
I. W. (pessoa física)
Inventors
B. R. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#20.1
03/10/1987
RPI 855
#16.1
02/26/1985
RPI 749
#13.1
12/11/1984
RPI 738
#9.1
08/07/1984
RPI 720
#6.1
03/27/1984
RPI 701
#4.1
10/18/1983
RPI 678
#21.1
05/16/1995
RPI 1276
07/02/1991
RPI 1074
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