Carta-patente expirada
#21.1
Patente extinta em 23/01/2011
01/15/2013
RPI 2193
Application data
Number
PI9007432Type
Filing
Publication
PCT
US1990003264 The letters patent expired on 01/15/2013: 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: 01/15/2013. We update with every new RPI gazette, published weekly.
Applicants
The Dow Chemical Company
US
Inventors
P. R. (pessoa física)
US
T. B. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 23/01/2011
01/15/2013
RPI 2193
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01/23/2001
RPI 1568
#9.1
09/26/2000
RPI 1551
#6.1
01/05/1999
RPI 1461
#4.1
06/08/1993
RPI 1175
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07/21/1992
RPI 1129
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