Carta-patente expirada
#21.1
Patente extinta em 08/12/2009
01/02/2013
RPI 2191
Application data
Number
PI8906362Type
Filing
Publication
The letters patent expired on 01/02/2013: 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: 01/02/2013. We update with every new RPI gazette, published weekly.
Applicants
Elkem a/s
NO
Inventors
G. S. (pessoa física)
NO
K. F. (pessoa física)
NO
O. S. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 08/12/2009
01/02/2013
RPI 2191
#16.1
08/25/1998
RPI 1444
#9.1
11/11/1997
RPI 1406
#6.1
11/07/1995
RPI 1301
#4.1
02/13/1991
RPI 1054
#3.1
08/21/1990
RPI 1029
#2.1
04/03/1990
RPI 1012
From the same holder
Same category
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