Concessão da patente
#16.1
04/28/1987
RPI 862
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: 04/28/1987. 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
04/28/1987
RPI 862
#13.1
11/25/1986
RPI 840
08/12/1986
RPI 825
#12.2
06/18/1985
RPI 765
01/02/1985
RPI 741
#9.2
09/11/1984
RPI 725
11/08/1983
RPI 681
11/01/1983
RPI 680
#4.1
06/29/1982
RPI 610
#3.2
03/16/1982
RPI 595
#21.1
12/07/1993
RPI 1201
05/14/1991
RPI 1067
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Same category
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