22.2
09/19/1989
RPI 987
The patent was granted on 10/01/1985 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 09/19/1989. We update with every new RPI gazette, published weekly.
Applicants
DOW CHEMICAL CO [US]
Inventors
B. G. (pessoa física)
S. K. (pessoa física)
W. C. (pessoa física)
W. B. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
09/19/1989
RPI 987
#16.1
10/01/1985
RPI 780
#13.1
05/07/1985
RPI 759
#9.1
01/15/1985
RPI 743
#6.1
02/28/1984
RPI 697
#4.1
08/02/1983
RPI 667
#18.2
09/25/1990
RPI 1034
From the same holder
Same category
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