Republicação - classificação IPC
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: C01G 19/00; C22B 25/04.
03/27/2018
RPI 2464
Application data
Number
PI9007543Type
Filing
Publication
PCT
GB1990001121 The letters patent expired on 01/22/2013: 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: 03/27/2018. We update with every new RPI gazette, published weekly.
Applicants
Alcan International Limited
CA
Inventors
D. R. (pessoa física)
GB
IPC Classification
Priority claims
GB
8916653.2 · 07/21/1989
Publications in the Brazilian Industrial Property Gazette (RPI).
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: C01G 19/00; C22B 25/04.
03/27/2018
RPI 2464
#21.1
Patente extinta em 20/07/2010
01/22/2013
RPI 2194
#16.1
12/28/1999
RPI 1512
#9.1
05/25/1999
RPI 1481
#6.1
10/29/1996
RPI 1352
#4.1
03/16/1993
RPI 1163
#1.3
06/30/1992
RPI 1126
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.