Concessão da patente
#16.1
10/29/1985
RPI 784
The letters patent expired on 03/19/1996: 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: 10/29/1985. We update with every new RPI gazette, published weekly.
Applicants
X. C. (pessoa física)
US
Inventors
S. M. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
10/29/1985
RPI 784
#13.1
08/27/1985
RPI 775
#9.1
05/07/1985
RPI 759
#6.1
05/08/1984
RPI 707
#4.1
09/27/1983
RPI 675
#21.1
03/19/1996
RPI 1320
From the same holder
Same category
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