Pedido de licença compulsória
#20.1
08/02/1988
RPI 928
The letters patent expired on 09/21/1993: 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: 08/02/1988. We update with every new RPI gazette, published weekly.
Applicants
DIAMOND SHAMROCK CORP
Inventors
G. W. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#20.1
08/02/1988
RPI 928
#20.1
07/16/1985
RPI 769
09/04/1984
RPI 724
08/07/1984
RPI 720
07/10/1984
RPI 716
05/29/1984
RPI 710
#16.1
12/29/1981
RPI 584
#21.1
09/21/1993
RPI 1190
From the same holder
Same category
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