Solicitação de exame técnico
#4.1
11/14/1989
RPI 995
Application data
Number
PI8705161Type
Filing
Publication
The letters patent expired on 07/29/2008: 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: 11/14/1989. We update with every new RPI gazette, published weekly.
Applicants
J. F. (pessoa física)
SP, BR
S. M. (pessoa física)
SP, BR
Inventors
J. F. (pessoa física)
BR
S. M. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
11/14/1989
RPI 995
#3.2
06/21/1988
RPI 922
#2.1
12/22/1987
RPI 896
#21.1
Patente extinta em 11/09/2002
07/29/2008
RPI 1960
#16.1
11/30/1993
RPI 1200
#13.1
08/24/1993
RPI 1186
#9.1
04/27/1993
RPI 1169
#15.6
08/04/1992
RPI 1131
#15.3
02/04/1992
RPI 1105
Same category
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