Publicação do pedido de patente
#3.1
06/20/1989
RPI 974
Application data
Number
PI8706525Type
Filing
Publication
The application was refused by the INPI on 09/04/1990. The invention was never patented.
Talk to a specialistLatest action published by the INPI: 06/20/1989. We update with every new RPI gazette, published weekly.
Applicants
Sociedade Técnica de Elastomeros Stela Ltda.
SP, BR
Inventors
J. P. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
06/20/1989
RPI 974
#2.1
03/01/1988
RPI 906
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: F01N 7/18; F16L 51/02.
03/20/2018
RPI 2463
#9.2
09/04/1990
RPI 1031
#4.1
01/23/1990
RPI 1003
From the same holder
Same category
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