Carta-patente expirada
#21.1
Patente extinta em 27/06/2010
01/22/2013
RPI 2194
Application data
Number
PI9003014Type
Filing
Publication
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: 01/22/2013. We update with every new RPI gazette, published weekly.
Applicants
The Dow Chemical Company
US
Inventors
R. K. (pessoa física)
US
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 27/06/2010
01/22/2013
RPI 2194
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07/30/1996
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12/28/1993
RPI 1204
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01/07/1992
RPI 1101
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11/13/1990
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