Concessão da patente
#16.1
09/26/1989
RPI 988
Application data
Number
PI8404609Type
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: 09/26/1989. We update with every new RPI gazette, published weekly.
Applicants
Interox
BE
Inventors
J. H. (pessoa física)
BE
L. P. (pessoa física)
BE
M. R. (pessoa física)
BE
IPC Classification
Priority claims
FR
83.14900 · 09/16/1983
Publications in the Brazilian Industrial Property Gazette (RPI).
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Procedimento automático de reclassificação. As classificações IPC anteriores eram: D21C 9/10; D06L 3/04.
03/27/2018
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Patente extinta em 14/09/99
07/08/2008
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