Pedido de licença compulsória
#20.1
08/30/1988
RPI 932
Application data
Number
PI8304526Type
Filing
Publication
The letters patent expired on 07/01/2008: 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: 08/30/1988. We update with every new RPI gazette, published weekly.
Applicants
Instituto de Pesquisas Tecnológicas do Estado de São Paulo
SP, BR
Instituto de Pesquisas Tecnologicas do Estado de Sao Paulo S/A.
SP, BR
Inventors
J. D. (pessoa física)
BR
M. H. (pessoa física)
BR
N. M. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#20.1
08/30/1988
RPI 932
#16.1
06/28/1988
RPI 923
#13.1
03/01/1988
RPI 906
#9.1
11/10/1987
RPI 890
#4.1
07/30/1985
RPI 771
#3.1
03/26/1985
RPI 753
#2.1
10/25/1983
RPI 679
#21.1
Patente extinta em 17/08/98
07/01/2008
RPI 1956
#22.1
04/07/1992
RPI 1114
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