Carta-patente expirada
#21.1
Patente extinta em 12/10/2010
05/21/2013
RPI 2211
Application data
Number
PI9005125Type
Filing
Publication
The letters patent expired on 05/21/2013: 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: 05/21/2013. We update with every new RPI gazette, published weekly.
Applicants
Petróleo Brasileiro S/A - Petrobrás
RJ, BR
Inventors
J. S. (pessoa física)
BR
L. M. (pessoa física)
BR
M. H. (pessoa física)
BR
R. C. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 12/10/2010
05/21/2013
RPI 2211
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06/30/1998
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01/05/1993
RPI 1153
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06/30/1992
RPI 1126
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10/29/1991
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