Carta-patente expirada
#21.1
Patente extinta em 18/03/2011
05/28/2013
RPI 2212
Application data
Number
PI9101059Type
Filing
Publication
The letters patent expired on 05/28/2013: 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: 05/28/2013. We update with every new RPI gazette, published weekly.
Applicants
Shell Internationale Research Maatschappij B.V
NL
Inventors
M. M. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 18/03/2011
05/28/2013
RPI 2212
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02/22/2000
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09/28/1999
RPI 1499
#6.1
05/04/1999
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08/11/1998
RPI 1442
#4.1
03/29/1994
RPI 1217
#3.1
11/05/1991
RPI 1092
#2.1
09/03/1991
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