Solicitação de exame técnico
#4.1
08/16/1988
RPI 930
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: 08/16/1988. We update with every new RPI gazette, published weekly.
Applicants
S. A. (pessoa física)
SP, BR
Inventors
S. A. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
08/16/1988
RPI 930
#3.2
05/31/1988
RPI 919
#2.1
05/10/1988
RPI 916
#21.1
Patente extinta em 16/12/97 conforme disposto no artigo 24 da Lei 5772/71 (CPI).
09/18/2001
RPI 1602
#16.1
09/29/1992
RPI 1139
#13.1
06/09/1992
RPI 1123
#9.1
01/28/1992
RPI 1104
#6.1
08/06/1991
RPI 1079
From the same holder
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