Solicitação de exame técnico
#4.1
03/07/1989
RPI 959
Application data
Number
PI8606879Type
Filing
Publication
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: 03/07/1989. We update with every new RPI gazette, published weekly.
Applicants
S. C. (pessoa física)
US
Inventors
T. W. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
03/07/1989
RPI 959
#1.3
11/03/1987
RPI 889
#21.1
Patente extinta em 04/08/2001
07/22/2008
RPI 1959
#16.1
02/04/1992
RPI 1105
#13.1
10/01/1991
RPI 1087
#9.1
06/04/1991
RPI 1070
#6.1
01/08/1991
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