Concessão da patente
#16.1
07/31/1984
RPI 719
The letters patent expired on 05/03/1994: 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: 07/31/1984. We update with every new RPI gazette, published weekly.
Applicants
DOW CHEMICAL CO
Inventors
M. B. (pessoa física)
N. J. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
07/31/1984
RPI 719
#13.1
05/02/1984
RPI 706
#9.1
01/10/1984
RPI 690
#6.1
12/07/1982
RPI 633
#4.1
03/16/1982
RPI 595
#21.1
05/03/1994
RPI 1222
From the same holder
Same category
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