Pedido de patente depositado
#2.1
10/03/1989
RPI 989
Application data
Number
PI8903707Type
Filing
Publication
Published on 01/29/1991, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.
Latest action published by the INPI: 10/03/1989. We update with every new RPI gazette, published weekly.
Applicants
E.I. Du Pont de Nemours and Company
US
Inventors
W. G. (pessoa física)
US
IPC Classification
Priority claims
US
225.808 · 07/29/1988
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
10/03/1989
RPI 989
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: C07C 17/24; C07C 19/08.
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