Pedido de licença compulsória
#20.1
01/22/1985
RPI 744
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: 01/22/1985. We update with every new RPI gazette, published weekly.
Applicants
C. S. (pessoa física)
SP, BR
Inventors
D. C. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#20.1
01/22/1985
RPI 744
#16.1
02/28/1984
RPI 697
#13.1
12/20/1983
RPI 687
#15.11
09/13/1983
RPI 673
#9.1
08/30/1983
RPI 671
#4.1
08/03/1982
RPI 615
#3.1
01/19/1982
RPI 587
#21.1
12/07/1993
RPI 1201
From the same holder
Same category
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