Pedido de licença compulsória
#20.1
03/31/1987
RPI 858
The letters patent expired on 07/27/1993: 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: 03/31/1987. We update with every new RPI gazette, published weekly.
Applicants
USM CORP
Inventors
E. H. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#20.1
03/31/1987
RPI 858
11/11/1986
RPI 838
03/30/1982
RPI 597
#16.1
12/29/1981
RPI 584
#21.1
07/27/1993
RPI 1182
From the same holder
Same category
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