Concessão da patente
#16.1
04/27/1982
RPI 601
The letters patent expired on 08/19/2008: 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: 04/27/1982. We update with every new RPI gazette, published weekly.
Applicants
P. A. (pessoa física)
Inventors
P. A. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
04/27/1982
RPI 601
#13.1
01/26/1982
RPI 588
#21.1
Patente extinta em 06/07/87
08/19/2008
RPI 1963
From the same holder
Same category
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