310
09/12/1989
RPI 986
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: 09/12/1989. We update with every new RPI gazette, published weekly.
Applicants
UNIVEL IND E COMERCIO LTDA [BR]
Inventors
R. A. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
09/12/1989
RPI 986
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RPI 913
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RPI 793
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RPI 691
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RPI 683
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06/01/1982
RPI 606
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12/07/1993
RPI 1201
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