Carta-patente expirada
#21.1
Patente extinta em 26/04/2010
01/08/2013
RPI 2192
Application data
Number
PI9007322Type
Filing
Publication
PCT
US1990002312 The letters patent expired on 01/08/2013: 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: 01/08/2013. We update with every new RPI gazette, published weekly.
Applicants
The Dow Chemical Company
US
Inventors
D. B. (pessoa física)
US
J. W. (pessoa física)
US
S. P. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 26/04/2010
01/08/2013
RPI 2192
#16.1
04/18/2000
RPI 1528
#9.1
08/17/1999
RPI 1493
#6.1
03/02/1999
RPI 1469
#6.1
06/16/1998
RPI 1434
#4.1
06/29/1993
RPI 1178
#1.3
04/21/1992
RPI 1116
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