Notificação para pagamento de retribuição
#13.1
12/05/1989
RPI 998
Application data
Number
PI8202439Type
Filing
Publication
The patent was granted on 09/24/1991 and later terminated. Protection ended before the full term and the technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 12/05/1989. We update with every new RPI gazette, published weekly.
Applicants
Companhia Siderúrgica Nacional - CSN
RJ, BR
Inventors
C. A. (pessoa física)
BR
R. C. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
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