Concessão da patente
#16.1
04/25/1989
RPI 966
Application data
Number
PI8303981Type
Filing
Publication
The patent was granted on 04/25/1989 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: 04/25/1989. We update with every new RPI gazette, published weekly.
Applicants
Usinas Siderúrgicas de Minas Gerais S/A - USIMINAS
MG, BR
Inventors
A. (pessoa física)
G. J. (pessoa física)
G. F. (pessoa física)
N. D. (pessoa física)
S. F. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
04/25/1989
RPI 966
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10/25/1988
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RPI 885
08/04/1987
RPI 876
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03/31/1987
RPI 858
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03/05/1985
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10/04/1983
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05/02/1995
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