Concessão da patente
#16.1
07/28/1987
RPI 875
Application data
Number
PI8106504Type
Filing
Publication
The letters patent expired on 08/19/2008: 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: 07/28/1987. We update with every new RPI gazette, published weekly.
Applicants
DOW CHEMICAL CO
Inventors
J. R. (pessoa física)
P. J. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
07/28/1987
RPI 875
#13.1
03/04/1987
RPI 854
#9.1
09/30/1986
RPI 832
#6.1
04/30/1985
RPI 758
#4.1
08/28/1984
RPI 723
#3.1
06/29/1982
RPI 610
#2.1
11/24/1981
RPI 579
#21.1
Patente extinta em 28/09/96
08/19/2008
RPI 1963
From the same holder
Same category
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