Carta-patente expirada
#21.1
Patente extinta em 11/10/2010
05/28/2013
RPI 2212
Application data
Number
PI9006973Type
Filing
Publication
PCT
US1990005840 The letters patent expired on 05/28/2013: 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: 05/28/2013. We update with every new RPI gazette, published weekly.
Applicants
The Dow Chemical Company
US
Inventors
E. W. (pessoa física)
US
M. E. (pessoa física)
US
P. M. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 11/10/2010
05/28/2013
RPI 2212
#16.1
05/30/2000
RPI 1534
#9.1
08/31/1999
RPI 1495
#6.1
02/23/1999
RPI 1468
#6.1
04/08/1997
RPI 1375
#4.1
03/17/1992
RPI 1111
#1.3
11/12/1991
RPI 1093
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