Solicitação de exame técnico
#4.1
11/07/1989
RPI 994
Application data
Number
PI8605870Type
Filing
Publication
The patent was granted on 08/27/1991 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 11/07/1989. We update with every new RPI gazette, published weekly.
Applicants
Companhia Siderúrgica Paulista - COSIPA
SP, BR
Inventors
C. N. (pessoa física)
BR
M. C. (pessoa física)
BR
R. B. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
11/07/1989
RPI 994
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08/27/1991
RPI 1082
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04/16/1991
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Same category
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