Solicitação de exame técnico
#4.1
08/25/1987
RPI 879
Application data
Number
PI8504240Type
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: 08/25/1987. We update with every new RPI gazette, published weekly.
Applicants
K. C. (pessoa física)
JP
Inventors
H. N. (pessoa física)
JP
T. I. (pessoa física)
JP
T. F. (pessoa física)
JP
T. S. (pessoa física)
JP
Y. H. (pessoa física)
JP
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
08/25/1987
RPI 879
#3.1
04/07/1987
RPI 859
#2.1
10/29/1985
RPI 784
#21.1
Patente extinta em 02/09/2000
07/15/2008
RPI 1958
#16.1
03/29/1994
RPI 1217
#9.1
09/21/1993
RPI 1190
#6.1
04/20/1993
RPI 1168
#7.1
10/01/1991
RPI 1087
From the same holder
Same category
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