Concessão da patente
#16.1
10/29/1985
RPI 784
The letters patent expired on 12/07/1993: 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
Fermax - Indústria e Comércio de Metais Ltda.
Inventors
K. C. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
10/29/1985
RPI 784
#13.1
08/06/1985
RPI 772
#9.1
04/16/1985
RPI 756
#6.1
09/25/1984
RPI 727
01/17/1984
RPI 691
01/10/1984
RPI 690
#4.1
06/29/1982
RPI 610
#3.2
03/16/1982
RPI 595
#2.1
12/29/1981
RPI 584
#21.1
12/07/1993
RPI 1201
05/14/1991
RPI 1067
From the same holder
Same category
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