Concessão da patente
#16.1
04/25/1989
RPI 966
The letters patent expired on 11/22/1994: 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: 04/25/1989. We update with every new RPI gazette, published weekly.
Applicants
OSVALDO LUIZ MARMO [BR]
Inventors
M. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
04/25/1989
RPI 966
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09/20/1988
RPI 935
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08/04/1987
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06/23/1987
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11/22/1994
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