Exigência - art. 36 da LPI
#6.1
09/12/1989
RPI 986
Application data
Number
PI8305312Type
Filing
Publication
The patent was granted on 12/26/1990 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 09/12/1989. We update with every new RPI gazette, published weekly.
Applicants
Exxon Research And Egineering Company
US
Exxon Research And Engineering Company.
US
Inventors
A. C. (pessoa física)
CA
Publications in the Brazilian Industrial Property Gazette (RPI).
#6.1
09/12/1989
RPI 986
#6.1
04/11/1989
RPI 964
#4.1
06/03/1986
RPI 815
#15.11
08/07/1984
RPI 720
#3.1
05/08/1984
RPI 707
#2.1
11/29/1983
RPI 684
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: B01J 29/28; C10G 35/095.
03/27/2018
RPI 2464
#18.2
04/23/1996
RPI 1325
#15.11
03/05/1991
RPI 1057
#16.1
12/26/1990
RPI 1047
08/07/1990
RPI 1027
#9.1
05/29/1990
RPI 1020
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.