Concessão da patente
#16.1
09/26/1989
RPI 988
The letters patent expired on 08/15/1995: 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: 09/26/1989. We update with every new RPI gazette, published weekly.
Applicants
Tupy Tubos e Conexões S/A.
PE, BR
Inventors
M. P. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
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RPI 988
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