Deferimento
#9.1
10/31/1989
RPI 993
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: 10/31/1989. We update with every new RPI gazette, published weekly.
Applicants
P. Z. (pessoa física)
RJ, BR
Inventors
P. Z. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#9.1
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RPI 993
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