Concessão da patente
#16.1
06/24/1986
RPI 818
Application data
Number
PI8105550Type
Filing
Publication
The patent was granted on 06/24/1986 and is in force until 09/01/2001. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.
Protection valid until:09/01/2001
Latest action published by the INPI: 06/24/1986. We update with every new RPI gazette, published weekly.
Applicants
Companhia Siderúrgica Nacional - CSN
RJ, BR
Inventors
B. S. (pessoa física)
G. C. (pessoa física)
L. (pessoa física)
P. L. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
06/24/1986
RPI 818
#13.1
04/15/1986
RPI 808
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11/12/1985
RPI 786
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05/07/1985
RPI 759
#6.1
02/26/1985
RPI 749
#4.1
02/28/1984
RPI 697
#3.1
04/05/1983
RPI 650
#2.1
10/19/1982
RPI 626
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