Concessão da patente
#16.1
09/25/1984
RPI 727
The letters patent expired on 05/16/1995: 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: 09/25/1984. We update with every new RPI gazette, published weekly.
Applicants
Unitec Transmissões, Equipamentos e Sinterização Ltda.
SP, BR
Inventors
S. B. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
09/25/1984
RPI 727
#13.1
04/17/1984
RPI 704
#9.1
12/20/1983
RPI 687
#6.1
06/21/1983
RPI 661
#21.1
05/16/1995
RPI 1276
From the same holder
Same category
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