Publicação do pedido de patente
#3.1
05/16/1989
RPI 969
The application was refused by the INPI on 08/04/1992. The invention was never patented.
Talk to a specialistLatest action published by the INPI: 05/16/1989. We update with every new RPI gazette, published weekly.
Applicants
Copene Petroquímica do Nordeste S/A
BA, BR
Inventors
J. R. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
05/16/1989
RPI 969
#2.1
02/17/1988
RPI 904
#9.2
08/04/1992
RPI 1131
#4.1
06/12/1990
RPI 1022
#4.2
03/01/1990
RPI 1007
Same category
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