Publicação do pedido de patente
#3.1
10/03/1989
RPI 989
Application data
Number
PI8801043Type
Filing
Publication
The applicant withdrew the application. The case ended without a patent.
Talk to a specialistLatest action published by the INPI: 10/03/1989. We update with every new RPI gazette, published weekly.
Applicants
Companhia Siderúrgica Nacional - Grupo Siderbrás
RJ, BR
Inventors
E. B. (pessoa física)
IPC Classification
No IPC classification.
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
10/03/1989
RPI 989
#2.1
05/16/1989
RPI 969
06/18/1991
RPI 1072
#5.1
04/09/1991
RPI 1062
#4.1
01/08/1991
RPI 1049
From the same holder
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.