Pedido de licença compulsória
#20.1
08/30/1983
RPI 671
The letters patent expired on 08/19/2008: 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: 08/30/1983. We update with every new RPI gazette, published weekly.
Applicants
F. M. (pessoa física)
Inventors
F. M. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#20.1
08/30/1983
RPI 671
#16.1
08/31/1982
RPI 619
#13.1
04/13/1982
RPI 599
#9.1
12/01/1981
RPI 580
#21.1
Patente extinta em 11/01/87
08/19/2008
RPI 1963
From the same holder
Same category
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