Carta-patente expirada
#21.1
Patente extinta em 19/01/2005
06/01/2010
RPI 2056
Application data
Number
PI9004923Type
Filing
Publication
PCT
US1990000303 The letters patent expired on 06/01/2010: 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: 06/01/2010. We update with every new RPI gazette, published weekly.
Applicants
M. C. (pessoa física)
US
Inventors
R. S. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 19/01/2005
06/01/2010
RPI 2056
#16.1
12/27/1994
RPI 1256
#9.1
05/31/1994
RPI 1226
#4.1
11/26/1991
RPI 1095
#1.3
08/06/1991
RPI 1079
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