Solicitação de exame técnico
#4.1
04/25/1989
RPI 966
Application data
Number
PI8707466Type
Filing
Publication
PCT
US1987002093 The letters patent expired on 07/29/2008: 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: 04/25/1989. We update with every new RPI gazette, published weekly.
Applicants
M. C. (pessoa física)
US
Inventors
J. W. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
04/25/1989
RPI 966
#1.3
12/06/1988
RPI 946
#21.1
Patente extinta em 24/08/2002
07/29/2008
RPI 1960
#16.1
03/29/1994
RPI 1217
#15.6
10/05/1993
RPI 1192
#15.1
04/06/1993
RPI 1166
#9.1
07/21/1992
RPI 1129
#7.1
11/05/1991
RPI 1092
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