Concessão da patente
#16.1
12/30/1986
RPI 845
The letters patent expired on 12/07/1993: 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: 12/30/1986. We update with every new RPI gazette, published weekly.
Applicants
Companhia Siderúrgica Paulista - COSIPA
SP, BR
Inventors
G. D. (pessoa física)
J. G. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
12/30/1986
RPI 845
#13.1
08/26/1986
RPI 827
#9.1
04/22/1986
RPI 809
#6.1
06/18/1985
RPI 765
#4.1
01/08/1985
RPI 742
#21.1
12/07/1993
RPI 1201
From the same holder
Same category
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