Exigência - art. 36 da LPI
#6.1
01/31/1989
RPI 954
Application data
Number
PI8307397Type
Filing
Publication
The letters patent expired on 07/01/2008: 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: 01/31/1989. We update with every new RPI gazette, published weekly.
Applicants
The Dow Chemical Company
US
Inventors
G. G. (pessoa física)
US
K. O. (pessoa física)
US
R. H. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#6.1
01/31/1989
RPI 954
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03/04/1986
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05/08/1984
RPI 707
#21.1
Patente extinta em 03/06/98
07/01/2008
RPI 1956
#16.1
11/27/1990
RPI 1043
#13.1
07/24/1990
RPI 1025
#9.1
03/13/1990
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