Pedido de licença compulsória
#20.1
08/15/1989
RPI 982
The letters patent expired on 07/13/1993: 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: 08/15/1989. We update with every new RPI gazette, published weekly.
Applicants
PIRELLI
Inventors
B. F. (pessoa física)
M. S. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#20.1
08/15/1989
RPI 982
#16.1
05/31/1983
RPI 658
#13.1
11/30/1982
RPI 632
#9.1
07/13/1982
RPI 612
#6.1
10/20/1981
RPI 574
#21.1
07/13/1993
RPI 1180
From the same holder
Same category
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