Concessão da patente
#16.1
08/29/1989
RPI 984
The letters patent expired on 12/07/1993: 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: 08/29/1989. We update with every new RPI gazette, published weekly.
Applicants
A. T. (pessoa física)
SP, BR
Inventors
A. T. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
08/29/1989
RPI 984
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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
#15.6
04/22/1987
RPI 861
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11/25/1986
RPI 840
#4.1
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RPI 827
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02/20/1985
RPI 748
#2.1
09/27/1983
RPI 675
#21.1
12/07/1993
RPI 1201
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03/05/1991
RPI 1057
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