Pedido de patente depositado
#2.1
11/21/1989
RPI 996
Application data
Number
PI8904210Type
Filing
Publication
The application was refused by the INPI on 09/19/1995. The invention was never patented.
Talk to a specialistLatest action published by the INPI: 11/21/1989. We update with every new RPI gazette, published weekly.
Applicants
Alcoa Alumínio S/A
MG, BR
Inventors
L. S. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
11/21/1989
RPI 996
#9.2
09/19/1995
RPI 1294
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11/08/1994
RPI 1249
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01/26/1993
RPI 1156
#3.1
02/26/1991
RPI 1056
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