20.7
09/30/1986
RPI 832
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: 09/30/1986. We update with every new RPI gazette, published weekly.
Applicants
AMEROPLAST INDÚSTRIA DE PLÁSTICOS LTDA
Inventors
R. G. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
09/30/1986
RPI 832
09/23/1986
RPI 831
#16.1
11/26/1985
RPI 788
#13.1
07/30/1985
RPI 771
#9.1
04/09/1985
RPI 755
#4.1
06/19/1984
RPI 713
#3.1
09/13/1983
RPI 673
#2.1
03/30/1982
RPI 597
#21.1
12/07/1993
RPI 1201
From the same holder
Same category
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