Solicitação de exame técnico
#4.1
05/24/1988
RPI 918
Application data
Number
PI8404663Type
Filing
Publication
The application was refused by the INPI on 02/13/1991. The invention was never patented.
Talk to a specialistLatest action published by the INPI: 05/24/1988. We update with every new RPI gazette, published weekly.
Applicants
Usinas Siderúrgicas de Minas Gerais S/A - USIMINAS
MG, BR
Inventors
E. A. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
05/24/1988
RPI 918
#15.6
12/15/1987
RPI 895
#15.3
09/01/1987
RPI 880
#3.1
04/22/1986
RPI 809
04/08/1986
RPI 807
#7.1
02/12/1986
RPI 799
#2.1
11/27/1984
RPI 736
#15.11
07/09/1991
RPI 1075
#9.2
02/13/1991
RPI 1054
#7.1
06/05/1990
RPI 1021
From the same holder
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.