15.7
10/18/1988
RPI 939
The application was refused by the INPI on 02/17/1988. The invention was never patented.
Talk to a specialistLatest action published by the INPI: 10/18/1988. We update with every new RPI gazette, published weekly.
Applicants
Usinas Siderúrgicas de Minas Gerais S/A - USIMINAS
MG, BR
Inventors
N. C. (pessoa física)
O. D. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
10/18/1988
RPI 939
#9.2
02/17/1988
RPI 904
#5.1
07/14/1987
RPI 873
#4.1
02/10/1987
RPI 851
#3.1
10/22/1985
RPI 783
#2.1
05/15/1984
RPI 708
From the same holder
Same category
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