Pedido de licença compulsória
#20.1
09/23/1986
RPI 831
The letters patent expired on 12/07/1993: 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
S. D. (pessoa física)
Inventors
E. B. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#20.1
09/23/1986
RPI 831
#16.1
09/25/1984
RPI 727
#13.1
04/10/1984
RPI 703
#9.1
12/13/1983
RPI 686
#6.1
05/31/1983
RPI 658
08/17/1982
RPI 617
#6.1
08/03/1982
RPI 615
#21.1
12/07/1993
RPI 1201
From the same holder
Same category
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