Publicação do pedido de patente
#3.1
01/31/1989
RPI 954
Application data
Number
PI8803484Type
Filing
Publication
The letters patent expired on 09/02/2008: 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: 01/31/1989. We update with every new RPI gazette, published weekly.
Applicants
Alcan International Limited
CA
Inventors
H. A. (pessoa física)
GB
S. B. (pessoa física)
GB
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
01/31/1989
RPI 954
#2.1
12/13/1988
RPI 947
#21.1
Patente extinta em 11/07/2003
09/02/2008
RPI 1965
#16.1
09/28/1993
RPI 1191
#9.1
05/11/1993
RPI 1171
#6.1
10/06/1992
RPI 1140
#4.1
08/06/1991
RPI 1079
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.