Carta-patente expirada
#21.1
Patente extinta em 04/02/2011
05/28/2013
RPI 2212
Application data
Number
PI9100446Type
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
E. D. (pessoa física)
NL
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 04/02/2011
05/28/2013
RPI 2212
#16.1
02/22/2000
RPI 1520
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09/14/1999
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11/03/1998
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01/16/1996
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12/19/1995
RPI 1307
#4.1
11/16/1993
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10/22/1991
RPI 1090
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08/06/1991
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