Concessão da patente
#16.1
02/03/1987
RPI 850
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: 02/03/1987. We update with every new RPI gazette, published weekly.
Applicants
AMEROPLAST INDÚSTRIA DE PLÁSTICOS LTDA
RMR RICHARD MADDOCK REPRESENTAÇÕES E COMÉRCIO LTDA.
Inventors
G. R. (pessoa física)
G. R. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
02/03/1987
RPI 850
#13.1
09/02/1986
RPI 828
#9.1
04/29/1986
RPI 810
#6.1
05/07/1985
RPI 759
#4.1
11/22/1983
RPI 683
#3.1
09/06/1983
RPI 672
#2.1
02/16/1982
RPI 591
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: B43L 7/00; B43L 13/00; B43M 17/00.
03/27/2018
RPI 2464
#21.1
12/07/1993
RPI 1201
From the same holder
Same category
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