Pedido de licença compulsória
#20.1
07/16/1985
RPI 769
The letters patent expired on 03/26/1996: 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: 07/16/1985. We update with every new RPI gazette, published weekly.
Applicants
Metalurgica Detroit S/A.
SP, BR
Inventors
P. A. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#20.1
07/16/1985
RPI 769
#16.1
09/25/1984
RPI 727
#13.1
06/05/1984
RPI 711
#9.1
02/14/1984
RPI 695
#6.1
08/16/1983
RPI 669
#21.1
03/26/1996
RPI 1321
From the same holder
Same category
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