Solicitação de exame técnico
#4.1
10/17/1989
RPI 991
The letters patent expired on 07/01/2008: 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: 10/17/1989. We update with every new RPI gazette, published weekly.
Applicants
Y. C. (pessoa física)
JP
Y. K. (pessoa física)
JP
Inventors
S. A. (pessoa física)
JP
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
10/17/1989
RPI 991
#3.1
03/14/1989
RPI 960
#2.1
01/17/1989
RPI 952
#21.1
Patente extinta em 10/08/1998
07/01/2008
RPI 1956
#16.1
11/26/1996
RPI 1356
11/12/1996
RPI 1354
06/18/1996
RPI 1333
06/04/1996
RPI 1331
06/04/1996
RPI 1331
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06/28/1994
RPI 1230
#9.1
01/18/1994
RPI 1207
#6.1
03/09/1993
RPI 1162
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05/12/1992
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