Solicitação de exame técnico
#4.1
05/23/1989
RPI 970
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: 05/23/1989. We update with every new RPI gazette, published weekly.
Applicants
Termolar S/A
RS, BR
Inventors
J. B. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
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05/23/1989
RPI 970
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