Solicitação de exame técnico
#4.1
04/19/1988
RPI 913
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: 04/19/1988. We update with every new RPI gazette, published weekly.
Applicants
A. M. (pessoa física)
SP, BR
Inventors
A. M. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
04/19/1988
RPI 913
#3.2
03/01/1988
RPI 906
#2.1
12/15/1987
RPI 895
#21.1
Patente extinta em 14/08/97 conforme o disposto no artigo 24 da Lei 5772/71 (CPI).
09/18/2001
RPI 1602
#16.1
10/29/1991
RPI 1091
#15.11
07/02/1991
RPI 1074
#13.1
05/14/1991
RPI 1067
#9.1
01/22/1991
RPI 1051
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Same category
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