Pedido de licença compulsória
#20.1
03/10/1987
RPI 855
The letters patent expired on 11/15/1994: 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: 03/10/1987. We update with every new RPI gazette, published weekly.
Applicants
S. S. (pessoa física)
Inventors
S. S. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#20.1
03/10/1987
RPI 855
#16.1
06/24/1986
RPI 818
#9.1
02/12/1986
RPI 799
#6.1
09/03/1985
RPI 776
#4.1
02/16/1983
RPI 643
#3.2
07/20/1982
RPI 613
#2.1
04/20/1982
RPI 600
#21.1
11/15/1994
RPI 1250
From the same holder
Same category
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