Publicação do pedido de patente
#3.1
07/04/1989
RPI 976
Application data
Number
PI8706598Type
Filing
Publication
The applicant withdrew the application. The case ended without a patent.
Talk to a specialistLatest action published by the INPI: 07/04/1989. We update with every new RPI gazette, published weekly.
Applicants
Companhia Siderúrgica Nacional - CSN
RJ, BR
Inventors
A. S. (pessoa física)
BR
D. F. (pessoa física)
O. M. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
07/04/1989
RPI 976
#2.1
01/31/1989
RPI 954
04/09/1991
RPI 1062
01/15/1991
RPI 1050
#4.1
05/22/1990
RPI 1019
From the same holder
Same category
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