Carta-patente expirada
#21.1
Patente extinta em 29/09/2009
12/26/2012
RPI 2190
Application data
Number
PI8905031Type
Filing
Publication
The letters patent expired on 12/26/2012: 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: 12/26/2012. We update with every new RPI gazette, published weekly.
Applicants
Instituto de Pesquisas Tecnológicas de São Paulo S/A - IPT
SP, BR
Inventors
C. C. (pessoa física)
BR
E. C. (pessoa física)
BR
J. V. (pessoa física)
BR
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 29/09/2009
12/26/2012
RPI 2190
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12/29/1998
RPI 1460
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08/05/1997
RPI 1392
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07/30/1996
RPI 1339
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07/27/1993
RPI 1182
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04/02/1991
RPI 1061
#2.1
03/01/1990
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