Concessão da patente
#16.1
03/28/1989
RPI 962
The letters patent expired on 08/15/1995: 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: 03/28/1989. We update with every new RPI gazette, published weekly.
Applicants
J. N. (pessoa física)
RJ, BR
Inventors
N. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
03/28/1989
RPI 962
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10/25/1988
RPI 940
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06/28/1988
RPI 923
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12/22/1987
RPI 896
#4.1
03/11/1986
RPI 803
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10/22/1985
RPI 783
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08/20/1985
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08/15/1995
RPI 1289
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