Publicação do pedido de patente
#3.1
09/05/1989
RPI 985
Application data
Number
PI8900065Type
Filing
Publication
The letters patent expired on 12/18/2012: 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: 09/05/1989. We update with every new RPI gazette, published weekly.
Applicants
Alcan International Limited
CA
Inventors
O. S. (pessoa física)
CA
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
09/05/1989
RPI 985
#2.1
02/21/1989
RPI 957
#21.1
Patente extinta em 30/05/2010
12/18/2012
RPI 2189
#16.1
05/30/2000
RPI 1534
#9.1
08/31/1999
RPI 1495
#7.1
10/28/1997
RPI 1404
#4.1
06/15/1993
RPI 1176
03/02/1993
RPI 1161
#11.1
12/01/1992
RPI 1148
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