Pedido de patente depositado
#2.1
11/28/1989
RPI 997
Application data
Number
PI8903805Type
Filing
Publication
The letters patent expired on 12/22/2009: 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: 11/28/1989. We update with every new RPI gazette, published weekly.
Applicants
E. C. (pessoa física)
US
Inventors
D. S. (pessoa física)
US
IPC Classification
Priority claims
US
223.309 · 07/25/1988
Publications in the Brazilian Industrial Property Gazette (RPI).
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Procedimento automático de reclassificação. A classificação IPC anterior era B60K 41/04.
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