Concessão da patente
#16.1
05/30/1989
RPI 971
The letters patent expired on 10/03/1995: 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: 05/30/1989. We update with every new RPI gazette, published weekly.
Applicants
M. I. (pessoa física)
SP, BR
Inventors
I. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
05/30/1989
RPI 971
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12/06/1988
RPI 946
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08/09/1988
RPI 929
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RPI 896
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12/10/1985
RPI 790
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08/27/1985
RPI 775
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08/20/1985
RPI 774
#21.1
10/03/1995
RPI 1296
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