Concessão da patente
#16.1
12/30/1986
RPI 845
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: 12/30/1986. 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
12/30/1986
RPI 845
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08/26/1986
RPI 827
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04/22/1986
RPI 809
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05/21/1985
RPI 761
#4.1
09/04/1984
RPI 724
01/10/1984
RPI 690
#3.1
08/24/1982
RPI 618
#21.1
12/07/1993
RPI 1201
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