Concessão da patente
#16.1
08/29/1989
RPI 984
Application data
Number
PI8205605Type
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: 08/29/1989. We update with every new RPI gazette, published weekly.
Applicants
Petrobrás Distribuidora S/A
RJ, BR
Petróleo Brasileiro S/A - Petrobrás
RJ, BR
Inventors
L. S. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
08/29/1989
RPI 984
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Procedimento automático de reclassificação. As classificações IPC anteriores eram: G06F 15/46; G05D 27/02.
03/27/2018
RPI 2464
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Patente extinta em 24/09/97
07/01/2008
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