Solicitação de exame técnico
#4.1
05/09/1989
RPI 968
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: 05/09/1989. We update with every new RPI gazette, published weekly.
Applicants
A. P. (pessoa física)
RJ, BR
Inventors
A. P. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
05/09/1989
RPI 968
#3.2
03/29/1988
RPI 910
#2.1
12/29/1987
RPI 897
#21.1
Patente extinta em 06/10/97 conforme o disposto no artigo 24 da Lei 5772/71 (CPI).
09/18/2001
RPI 1602
#16.1
09/29/1992
RPI 1139
#13.1
04/21/1992
RPI 1116
#9.1
12/03/1991
RPI 1096
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Same category
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