Concessão da patente
#16.1
05/28/1985
RPI 762
Application data
Number
PI8104165Type
Filing
Publication
The letters patent expired on 10/08/1996: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 05/28/1985. We update with every new RPI gazette, published weekly.
Applicants
Usinas Siderúrgicas de Minas Gerais S/A - USIMINAS
MG, BR
Inventors
A. E. (pessoa física)
C. C. (pessoa física)
D. G. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
05/28/1985
RPI 762
#13.1
03/05/1985
RPI 750
#9.1
10/30/1984
RPI 732
#4.1
11/16/1983
RPI 682
#3.2
11/10/1981
RPI 577
#21.1
10/08/1996
RPI 1349
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.