Solicitação de exame técnico
#4.1
09/05/1989
RPI 985
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: 09/05/1989. We update with every new RPI gazette, published weekly.
Applicants
J. M. (pessoa física)
SP, BR
Inventors
J. M. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
09/05/1989
RPI 985
#3.2
08/22/1989
RPI 983
#2.1
04/04/1989
RPI 963
#21.1
Patente extinta em 23/11/1998
07/01/2008
RPI 1956
07/16/1996
RPI 1337
#17.1
10/24/1995
RPI 1299
#16.1
10/25/1994
RPI 1247
06/14/1994
RPI 1228
#12.1
01/25/1994
RPI 1208
#9.1
08/10/1993
RPI 1184
06/29/1993
RPI 1178
#7.1
06/23/1992
RPI 1125
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