Solicitação de exame técnico
#4.1
08/11/1987
RPI 877
Application data
Number
PI8500610Type
Filing
Publication
The application was refused by the INPI on 01/26/1993. The invention was never patented.
Talk to a specialistLatest action published by the INPI: 08/11/1987. We update with every new RPI gazette, published weekly.
Applicants
Shell Internationale Research Maatschappij B.V
NL
Inventors
P. G. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
08/11/1987
RPI 877
#3.1
09/24/1985
RPI 779
#2.1
04/30/1985
RPI 758
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: C07C 103/50; A01N 37/28; C07C 259/10; C07C 271/22; C07C 325/00; C07C 333/04; C07C 333/00.
03/27/2018
RPI 2464
#9.2
01/26/1993
RPI 1156
#7.1
07/30/1991
RPI 1078
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.