6.2
05/30/1989
RPI 971
Application data
Number
PI8503259Type
Filing
Publication
The letters patent expired on 07/15/2008: 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: 05/30/1989. We update with every new RPI gazette, published weekly.
Applicants
Checkrobot Inc
US
Inventors
D. G. (pessoa física)
US
D. H. (pessoa física)
US
S. T. (pessoa física)
US
IPC Classification
Priority claims
US
628.913 · 07/09/1984
US
742.757 · 06/12/1985
Publications in the Brazilian Industrial Property Gazette (RPI).
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RPI 971
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As Classificações Anteriores eram: G06K 9/18 , G07C 11/00
08/05/2014
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Patente extinta em 08/07/2000
07/15/2008
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