Pedido de patente depositado
#2.1
06/13/1989
RPI 973
Application data
Number
PI8902119Type
Filing
Publication
The letters patent expired on 12/26/2012: 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: 06/13/1989. We update with every new RPI gazette, published weekly.
Applicants
The Dow Chemical Company
US
Inventors
D. M. (pessoa física)
US
M. W. (pessoa física)
US
T. K. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
06/13/1989
RPI 973
#21.1
Patente extinta em 05/05/2009
12/26/2012
RPI 2190
#16.1
01/21/1998
RPI 1413
#13.1
05/13/1997
RPI 1380
#9.1
12/10/1996
RPI 1358
#6.1
01/23/1996
RPI 1312
#6.1
01/10/1995
RPI 1258
#4.1
04/28/1992
RPI 1117
#3.1
01/02/1990
RPI 1000
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