Carta-patente expirada
#21.1
Patente extinta em 27/09/2011
06/11/2013
RPI 2214
Application data
Number
PI9104174Type
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
W.R.Grace & Co.-Conn
US
Inventors
S. W. (pessoa física)
GB
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 27/09/2011
06/11/2013
RPI 2214
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