Carta-patente expirada
#21.1
Patente extinta em 22/10/2011
06/11/2013
RPI 2214
Application data
Number
PI9104562Type
Filing
Publication
The letters patent expired on 06/11/2013: 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: 06/11/2013. We update with every new RPI gazette, published weekly.
Applicants
Instituto Nacional de Tecnologia
RJ, BR
Inventors
E. L. (pessoa física)
BR
L. A. (pessoa física)
BR
R. R. (pessoa física)
BR
S. C. (pessoa física)
BR
V. A. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 22/10/2011
06/11/2013
RPI 2214
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01/25/2000
RPI 1516
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05/11/1999
RPI 1479
#6.1
12/01/1998
RPI 1456
#4.1
01/12/1993
RPI 1154
#3.2
06/16/1992
RPI 1124
#2.1
11/26/1991
RPI 1095
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