Concessão da patente
#16.1
10/30/1984
RPI 732
The letters patent expired on 05/02/1995: 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: 10/30/1984. We update with every new RPI gazette, published weekly.
Applicants
DOW CHEMICAL CO
Inventors
C. M. (pessoa física)
F. W. (pessoa física)
H. J. (pessoa física)
S. D. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
10/30/1984
RPI 732
#13.1
08/07/1984
RPI 720
#9.1
04/17/1984
RPI 704
01/24/1984
RPI 692
#6.1
02/01/1983
RPI 641
#6.1
06/01/1982
RPI 606
#21.1
05/02/1995
RPI 1274
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.