Concessão da patente
#16.1
06/25/1985
RPI 766
The letters patent expired on 11/21/1995: 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: 06/25/1985. We update with every new RPI gazette, published weekly.
Applicants
Akzo N.V.
NL
Inventors
B. M. (pessoa física)
E. L. (pessoa física)
Z. H. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
06/25/1985
RPI 766
#13.1
04/16/1985
RPI 756
#9.1
12/26/1984
RPI 740
#15.11
02/28/1984
RPI 697
#6.1
10/18/1983
RPI 678
11/30/1982
RPI 632
#21.1
11/21/1995
RPI 1303
From the same holder
Same category
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