Carta-patente expirada
#21.1
Patente extinta em 06/08/2010
01/22/2013
RPI 2194
Application data
Number
PI9003843Type
Filing
Publication
The letters patent expired on 01/22/2013: 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: 01/22/2013. We update with every new RPI gazette, published weekly.
Applicants
Shell Internationale Research Maatschappij B.V
NL
Inventors
B. M. (pessoa física)
NL
L. P. (pessoa física)
NL
M. G. (pessoa física)
NL
P. G. (pessoa física)
NL
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 06/08/2010
01/22/2013
RPI 2194
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08/24/1999
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02/23/1999
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02/12/1997
RPI 1367
#4.1
09/28/1993
RPI 1191
#3.1
09/03/1991
RPI 1083
#2.1
02/13/1991
RPI 1054
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