Exigência - art. 36 da LPI
#6.1
04/25/1989
RPI 966
Application data
Number
PI8501658Type
Filing
Publication
The letters patent expired on 07/15/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 04/25/1989. We update with every new RPI gazette, published weekly.
Applicants
Montell Technology Company B.V.
NL
Shell Internationale Research Maaschappij B.V.
NL
Inventors
B. G. (pessoa física)
NL
R. J. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#6.1
04/25/1989
RPI 966
#4.1
08/05/1986
RPI 824
#3.1
12/10/1985
RPI 790
#2.1
06/25/1985
RPI 766
#21.1
Patente extinta em 09/04/2000
07/15/2008
RPI 1958
#25.1
12/30/1997
RPI 1410
#16.1
02/13/1991
RPI 1054
#13.1
11/13/1990
RPI 1041
#9.1
07/31/1990
RPI 1026
#6.1
02/01/1990
RPI 1004
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.