Pedido de licença compulsória
#20.1
07/10/1984
RPI 716
The letters patent expired on 11/07/1995: 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: 07/10/1984. We update with every new RPI gazette, published weekly.
Applicants
Interbloc do Brasil - Comércio e Representações Ltda
RJ, BR
J. S. (pessoa física)
PT
Inventors
D. J. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
#20.1
07/10/1984
RPI 716
#16.1
02/28/1984
RPI 697
#13.1
11/29/1983
RPI 684
#9.1
08/09/1983
RPI 668
#7.1
09/14/1982
RPI 621
#15.11
Procedimento automático de reclassificação. A classificação IPC anterior era E04C 1/10.
03/27/2018
RPI 2464
#21.1
11/07/1995
RPI 1301
From the same holder
Same category
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