Carta-patente expirada
#21.1
Patente extinta em 04/10/2011
06/11/2013
RPI 2214
Application data
Number
PI9104303Type
Filing
Publication
The letters patent expired on 06/11/2013: 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: 06/11/2013. We update with every new RPI gazette, published weekly.
Applicants
Elkem a/s
NO
Inventors
H. S. (pessoa física)
NO
K. J. (pessoa física)
NO
O. L. (pessoa física)
NO
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 04/10/2011
06/11/2013
RPI 2214
#16.1
11/16/1999
RPI 1506
#15.11
Alterada de Int. Cl 6 C08J 7/04
06/01/1999
RPI 1482
#9.1
06/01/1999
RPI 1482
#4.1
11/17/1992
RPI 1146
#3.1
06/09/1992
RPI 1123
#2.1
11/12/1991
RPI 1093
From the same holder
Same category
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