Solicitação de exame técnico
#4.1
01/27/1987
RPI 849
Application data
Number
PI8501095Type
Filing
Publication
The patent was granted on 12/31/1991 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: 01/27/1987. We update with every new RPI gazette, published weekly.
Applicants
Companhia Siderúrgica Nacional - CSN
RJ, BR
Inventors
A. R. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
01/27/1987
RPI 849
#3.1
10/21/1986
RPI 835
#2.1
05/28/1985
RPI 762
#18.2
Referente a 12ª anuidade conforme Art. 50 do CPI 5772/71
05/25/1999
RPI 1481
Não conhecida a petição RJ 17027 de 12/07/96 uma vez que da procuração anexada aos autos não consta poder para renunciar a patente
05/18/1999
RPI 1480
11/24/1992
RPI 1147
#22.1
10/13/1992
RPI 1141
#16.1
12/31/1991
RPI 1100
#15.11
10/15/1991
RPI 1089
#13.1
10/01/1991
RPI 1087
#9.1
06/04/1991
RPI 1070
#6.1
11/13/1990
RPI 1041
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.