Exigência - art. 36 da LPI
#6.1
05/30/1989
RPI 971
Application data
Number
PI8402670Type
Filing
Publication
The letters patent expired on 07/08/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 05/30/1989. We update with every new RPI gazette, published weekly.
Applicants
BMBA- Belgo- Mineira Bekaert Arames S.A.
MG, BR
C. B. (pessoa física)
MG, BR
Inventors
J. W. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#6.1
05/30/1989
RPI 971
#7.1
07/19/1988
RPI 926
#4.1
07/01/1986
RPI 819
#3.1
12/31/1985
RPI 793
#2.1
08/14/1984
RPI 721
#21.1
Patente extinta em 25/05/99
07/08/2008
RPI 1957
#25.1
Transferido de: Companhia Siderúrgica Belgo-Mineira.
09/14/1999
RPI 1497
#16.1
03/26/1991
RPI 1060
#13.1
11/13/1990
RPI 1041
#9.1
07/31/1990
RPI 1026
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.