Concessão da patente
#16.1
06/30/1987
RPI 871
Application data
Number
PI8107167Type
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: 06/30/1987. We update with every new RPI gazette, published weekly.
Applicants
DOW CHEMICAL CO [US]
Inventors
T. E. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
06/30/1987
RPI 871
#13.1
12/09/1986
RPI 842
#9.1
08/26/1986
RPI 827
#6.1
07/02/1985
RPI 767
#4.1
10/02/1984
RPI 728
#3.1
07/20/1982
RPI 613
#2.1
12/22/1981
RPI 583
#21.1
Patente extinta em 30/10/96
08/19/2008
RPI 1963
From the same holder
Same category
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