Carta-patente expirada
#21.1
Patente extinta em 06/07/2010
05/21/2013
RPI 2211
Application data
Number
PI9003220Type
Filing
Publication
The letters patent expired on 05/21/2013: 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: 05/21/2013. We update with every new RPI gazette, published weekly.
Applicants
American Cyanamid Company
US
Inventors
J. L. (pessoa física)
BE
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 06/07/2010
05/21/2013
RPI 2211
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06/24/1997
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11/21/1995
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11/16/1993
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08/27/1991
RPI 1082
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01/02/1991
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