Solicitação de exame técnico
#4.1
05/17/1988
RPI 917
The letters patent expired on 09/18/2001: 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: 05/17/1988. We update with every new RPI gazette, published weekly.
Applicants
M. K. (pessoa física)
SP, BR
Inventors
M. K. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
05/17/1988
RPI 917
#3.2
03/22/1988
RPI 909
#2.1
02/17/1988
RPI 904
#21.1
Patente extinta em 09/09/97 conforme o disposto no artigo 24 da Lei 5772/71 (CPI).
09/18/2001
RPI 1602
#16.1
08/31/1993
RPI 1187
#13.1
06/22/1993
RPI 1177
05/04/1993
RPI 1170
#12.1
09/17/1991
RPI 1085
#15.6
08/06/1991
RPI 1079
#15.11
07/02/1991
RPI 1074
#15.3
05/28/1991
RPI 1069
#9.1
03/12/1991
RPI 1058
Same category
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