Concessão da patente
#16.1
07/30/1985
RPI 771
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: 07/30/1985. We update with every new RPI gazette, published weekly.
Applicants
Indústria Plástica Ramos S/A
SP, BR
Inventors
R. I. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
07/30/1985
RPI 771
#13.1
03/26/1985
RPI 753
#9.1
11/13/1984
RPI 734
#4.1
04/10/1984
RPI 703
01/10/1984
RPI 690
#4.2
09/13/1983
RPI 673
#21.1
12/07/1993
RPI 1201
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Same category
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