Solicitação de exame técnico
#4.1
03/08/1988
RPI 907
Application data
Number
PI8507274Type
Filing
Publication
The letters patent expired on 07/15/2008: 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: 03/08/1988. We update with every new RPI gazette, published weekly.
Applicants
K. S. (pessoa física)
JP
Inventors
A. T. (pessoa física)
JP
H. S. (pessoa física)
JP
K. M. (pessoa física)
JP
K. K. (pessoa física)
JP
K. S. (pessoa física)
JP
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
03/08/1988
RPI 907
#1.3
11/03/1987
RPI 889
#21.1
Patente extinta em 06/09/2000
07/15/2008
RPI 1958
#16.1
02/18/1992
RPI 1107
#13.1
10/29/1991
RPI 1091
#9.1
07/02/1991
RPI 1074
#6.1
08/21/1990
RPI 1029
From the same holder
Same category
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