Solicitação de exame técnico
#4.1
01/17/1989
RPI 952
Application data
Number
PI8603264Type
Filing
Publication
The application was refused by the INPI on 02/24/1993. The invention was never patented.
Talk to a specialistLatest action published by the INPI: 01/17/1989. We update with every new RPI gazette, published weekly.
Applicants
E.I. Du Pont de Nemours and Company
US
Inventors
I. A. (pessoa física)
L. W. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
01/17/1989
RPI 952
#3.1
02/24/1987
RPI 853
#2.1
12/30/1986
RPI 845
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: H01R 9/09; H01R 13/428; H01R 43/20; H05K 1/14; H05K 3/34.
03/27/2018
RPI 2464
#9.2
02/24/1993
RPI 1160
#7.1
10/15/1991
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