Solicitação de exame técnico
#4.1
12/27/1988
RPI 949
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: 12/27/1988. We update with every new RPI gazette, published weekly.
Applicants
ARNO SA [BR]
Inventors
A. B. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
12/27/1988
RPI 949
#3.2
09/01/1987
RPI 880
#2.1
05/12/1987
RPI 864
#21.1
Patente extinta em 19/01/97 conforme disposto no artigo 24 da Lei 5772/71 (CPI).
09/18/2001
RPI 1602
#16.1
05/28/1991
RPI 1069
#9.1
12/26/1990
RPI 1047
#6.1
06/26/1990
RPI 1024
From the same holder
Same category
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