Carta-patente expirada
#21.1
Patente extinta em 30/07/2005
05/25/2010
RPI 2055
Application data
Number
PI9003711Type
Filing
Publication
The letters patent expired on 05/25/2010: 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: 05/25/2010. We update with every new RPI gazette, published weekly.
Applicants
Shell Internationale Research Maatschappij B.V
NL
Inventors
P. W. (pessoa física)
NL
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 30/07/2005
05/25/2010
RPI 2055
#16.1
03/28/1995
RPI 1269
#13.1
12/13/1994
RPI 1254
#9.1
08/16/1994
RPI 1237
#4.1
09/28/1993
RPI 1191
#3.1
09/03/1991
RPI 1083
#2.1
02/05/1991
RPI 1053
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