Concessão da patente
#16.1
06/28/1988
RPI 923
The patent was granted on 06/28/1988 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: 06/28/1988. We update with every new RPI gazette, published weekly.
Applicants
Exxon Research And Engineering Company
US
Inventors
A. A. (pessoa física)
C. K. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
06/28/1988
RPI 923
#13.1
05/10/1988
RPI 916
#9.1
12/29/1987
RPI 897
#7.1
05/10/1983
RPI 655
#4.1
09/28/1982
RPI 623
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: C10M 1/32; C10M 3/26.
03/27/2018
RPI 2464
#18.2
11/03/1993
RPI 1196
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.