Publicação do pedido de patente
#3.1
08/22/1989
RPI 983
Application data
Number
PI8800062Type
Filing
Publication
The letters patent expired on 12/11/2012: 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: 08/22/1989. We update with every new RPI gazette, published weekly.
Applicants
Finchimica S.p.A
IT
Inventors
L. N. (pessoa física)
IT
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
08/22/1989
RPI 983
#2.1
04/26/1988
RPI 914
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Procedimento automático de reclassificação. As classificações IPC anteriores eram: C07C 85/26; C07C 87/60.
03/27/2018
RPI 2464
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Patente extinta em 24/11/2008
12/11/2012
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