Publicação do pedido de patente
#3.1
07/04/1989
RPI 976
The application was refused by the INPI on 05/21/1991. The invention was never patented.
Talk to a specialistLatest action published by the INPI: 07/04/1989. We update with every new RPI gazette, published weekly.
Applicants
Degussa S/A
SP, BR
Inventors
H. B. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
07/04/1989
RPI 976
#2.1
04/19/1988
RPI 913
#9.2
05/21/1991
RPI 1068
#4.1
03/13/1990
RPI 1009
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.