Indeferimento
#9.2
03/25/1986
RPI 805
The application was refused by the INPI on 03/25/1986. The invention was never patented.
Talk to a specialistLatest action published by the INPI: 03/25/1986. We update with every new RPI gazette, published weekly.
Applicants
Exxon Research And Engineering Company
US
Inventors
H. B. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
#9.2
03/25/1986
RPI 805
#15.11
12/18/1984
RPI 739
#7.1
10/16/1984
RPI 730
#4.1
09/20/1983
RPI 674
#15.11
Procedimento automático de reclassificação. A classificação IPC anterior era C01B 31/20.
03/27/2018
RPI 2464
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.