Solicitação de exame técnico
#4.1
08/12/1986
RPI 825
Application data
Number
PI8402052Type
Filing
Publication
The letters patent expired on 07/08/2008: 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: 08/12/1986. We update with every new RPI gazette, published weekly.
Applicants
Exaplas Produtos Plásticos Ltda
RJ, BR
Exaplas Resinta Produtos Plásticos Ltda
RJ, BR
Inventors
P. V. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
08/12/1986
RPI 825
#3.1
12/10/1985
RPI 790
#2.1
07/10/1984
RPI 716
#21.1
Patente extinta em 02/05/99
07/08/2008
RPI 1957
#25.4
11/25/1997
RPI 1408
#16.1
09/25/1990
RPI 1034
#13.1
05/29/1990
RPI 1020
#9.1
02/06/1990
RPI 1005
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