6.2
06/13/1989
RPI 973
Application data
Number
PI8504842Type
Filing
Publication
The patent was granted on 10/29/1991 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: 06/13/1989. We update with every new RPI gazette, published weekly.
Applicants
Shell Internationale Research Maatschappij B.V
NL
Inventors
P. K. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
06/13/1989
RPI 973
#4.1
07/05/1988
RPI 924
#3.1
07/22/1986
RPI 822
#2.1
12/10/1985
RPI 790
#18.2
09/19/1995
RPI 1294
#16.1
10/29/1991
RPI 1091
#13.1
07/16/1991
RPI 1076
#9.1
04/02/1991
RPI 1061
#6.1
10/02/1990
RPI 1035
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.