Solicitação de exame técnico
#4.1
03/12/1985
RPI 751
Application data
Number
PI8403165Type
Filing
Publication
The letters patent expired on 07/08/2008: 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: 03/12/1985. We update with every new RPI gazette, published weekly.
Applicants
J. R. (pessoa física)
SP, BR
Inventors
J. R. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
03/12/1985
RPI 751
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11/27/1984
RPI 736
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09/04/1984
RPI 724
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Patente extinta em 28/06/99
07/08/2008
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#22.1
09/26/1995
RPI 1295
#16.1
07/30/1991
RPI 1078
#13.1
03/26/1991
RPI 1060
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12/11/1990
RPI 1045
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06/12/1990
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Same category
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