Solicitação de exame técnico
#4.1
02/23/1988
RPI 905
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: 02/23/1988. We update with every new RPI gazette, published weekly.
Applicants
S. C. (pessoa física)
US
Inventors
K. S. (pessoa física)
US
M. K. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
02/23/1988
RPI 905
#21.1
Patente extinta em 28/07/2001
07/22/2008
RPI 1959
#16.1
05/31/1994
RPI 1226
#13.1
03/22/1994
RPI 1216
#9.1
11/03/1993
RPI 1196
#6.1
06/08/1993
RPI 1175
#6.1
10/27/1992
RPI 1143
#6.1
11/12/1991
RPI 1093
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