Pedido de patente depositado
#2.1
05/30/1989
RPI 971
The application was refused on 10/05/1993 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 05/30/1989. We update with every new RPI gazette, published weekly.
Applicants
Castrol Brasil Ltda.
RJ, BR
Inventors
G. R. (pessoa física)
BR
M. B. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
05/30/1989
RPI 971
10/05/1993
RPI 1192
#12.2
03/16/1993
RPI 1163
#9.2
11/17/1992
RPI 1146
#4.1
04/23/1991
RPI 1064
#3.1
02/19/1991
RPI 1055
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.