Solicitação de exame técnico
#4.1
11/22/1988
RPI 944
The letters patent expired on 09/25/2001: 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: 11/22/1988. We update with every new RPI gazette, published weekly.
Applicants
R. C. (pessoa física)
SP, BR
Inventors
R. C. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
11/22/1988
RPI 944
#3.2
08/30/1988
RPI 932
06/28/1988
RPI 923
#2.1
05/03/1988
RPI 915
#21.1
Patente extinta em 14/01/98 conforme disposto no artigo 24 da Lei 5772/71 (CPI).
09/25/2001
RPI 1603
#16.1
12/31/1991
RPI 1100
#13.1
09/03/1991
RPI 1083
#9.1
05/07/1991
RPI 1066
#6.1
11/27/1990
RPI 1043
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Same category
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