Deferimento
#9.1
08/22/1989
RPI 983
The letters patent expired on 09/17/1996: 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: 08/22/1989. We update with every new RPI gazette, published weekly.
Applicants
Weril Instrumentos Musicais Ltda
SP, BR
Inventors
A. N. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#9.1
08/22/1989
RPI 983
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05/05/1987
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RPI 1346
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