320
07/21/1987
RPI 874
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: 07/21/1987. We update with every new RPI gazette, published weekly.
Applicants
Artefatos de Arame Artok Ltda
Inventors
Z. A. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
07/21/1987
RPI 874
12/23/1986
RPI 844
10/29/1986
RPI 836
07/08/1986
RPI 820
#17.1
01/14/1986
RPI 795
#16.1
11/27/1984
RPI 736
#13.1
12/27/1983
RPI 688
10/25/1983
RPI 679
#12.1
06/21/1983
RPI 661
#9.1
03/01/1983
RPI 645
06/15/1982
RPI 608
#6.1
06/08/1982
RPI 607
#21.1
12/07/1993
RPI 1201
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Same category
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