Carta-patente expirada
#21.1
Patente extinta em 29/06/2009
12/26/2012
RPI 2190
Application data
Number
PI8907368Type
Filing
Publication
PCT
US1989001444 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
K. C. (pessoa física)
US
Inventors
J. B. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 29/06/2009
12/26/2012
RPI 2190
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06/29/1999
RPI 1486
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09/15/1998
RPI 1447
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01/13/1998
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08/20/1991
RPI 1081
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04/23/1991
RPI 1064
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