Pedido de licença compulsória
#20.1
06/21/1988
RPI 922
The letters patent expired on 07/06/1993: 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: 06/21/1988. We update with every new RPI gazette, published weekly.
Applicants
P. V. (pessoa física)
Inventors
D. H. (pessoa física)
P. J. (pessoa física)
S. M. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#20.1
06/21/1988
RPI 922
#20.1
02/09/1988
RPI 903
#20.1
01/08/1985
RPI 742
01/02/1985
RPI 741
12/26/1984
RPI 740
12/18/1984
RPI 739
#16.1
09/27/1983
RPI 675
#13.1
08/30/1983
RPI 671
#9.1
04/12/1983
RPI 651
#6.1
02/02/1982
RPI 589
#21.1
07/06/1993
RPI 1179
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Same category
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