Carta-patente expirada
#21.1
Patente extinta em 10/06/2006
07/06/2010
RPI 2061
Application data
Number
PI9105785Type
Filing
Publication
PCT
US1991003944 The letters patent expired on 07/06/2010: 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: 07/06/2010. We update with every new RPI gazette, published weekly.
Applicants
W. C. (pessoa física)
US
Inventors
W. S. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 10/06/2006
07/06/2010
RPI 2061
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12/31/1996
RPI 1361
#13.1
06/25/1996
RPI 1334
#9.1
12/19/1995
RPI 1307
#4.1
08/10/1993
RPI 1184
#1.3
08/04/1992
RPI 1131
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