Solicitação de exame técnico
#4.1
10/24/1989
RPI 992
Application data
Number
PI8607062Type
Filing
Publication
PCT
US1986002397 The letters patent expired on 07/22/2008: 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: 10/24/1989. 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
10/24/1989
RPI 992
#1.3
02/23/1988
RPI 905
#21.1
Patente extinta em 10/11/2001
07/22/2008
RPI 1959
#16.1
04/28/1992
RPI 1117
#9.1
09/17/1991
RPI 1085
#7.1
07/31/1990
RPI 1026
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