Publicação do pedido de patente
#3.1
11/28/1989
RPI 997
Application data
Number
PI8901758Type
Filing
Publication
The application was refused by the INPI on 09/05/1995. The invention was never patented.
Talk to a specialistLatest action published by the INPI: 11/28/1989. We update with every new RPI gazette, published weekly.
Applicants
E.I. Du Pont de Nemours and Company
US
Inventors
D. G. (pessoa física)
M. J. (pessoa física)
W. L. (pessoa física)
Y. C. (pessoa física)
IPC Classification
Priority claims
US
181.770 · 04/15/1988
US
181.771 · 04/15/1988
US
181.774 · 04/15/1988
US
181.776 · 04/15/1988
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
11/28/1989
RPI 997
#2.1
05/30/1989
RPI 971
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: A23K 1/14; A23L 1/015.
03/27/2018
RPI 2464
#9.2
09/05/1995
RPI 1292
#4.1
01/28/1992
RPI 1104
From the same holder
Same category
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