Concessão da patente
#16.1
07/25/1989
RPI 979
Application data
Number
PI8305084Type
Filing
Publication
The patent was granted on 07/25/1989 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: 07/25/1989. We update with every new RPI gazette, published weekly.
Applicants
MINAS GERAIS SIDERURG [BR]
Inventors
M. D. (pessoa física)
Y. A. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
07/25/1989
RPI 979
#13.1
11/29/1988
RPI 945
#9.1
08/02/1988
RPI 928
#6.1
01/12/1988
RPI 899
#4.1
03/04/1987
RPI 854
#3.1
04/23/1985
RPI 757
#2.1
11/22/1983
RPI 683
#18.2
05/02/1995
RPI 1274
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.