18.1
08/15/1989
RPI 982
The patent was granted on 06/26/1984 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: 08/15/1989. We update with every new RPI gazette, published weekly.
Applicants
ICI LTD
Inventors
C. R. (pessoa física)
H. P. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
08/15/1989
RPI 982
#16.1
06/26/1984
RPI 714
#13.1
04/24/1984
RPI 705
#9.1
01/03/1984
RPI 689
#6.1
05/17/1983
RPI 656
#6.1
11/03/1982
RPI 628
#6.1
11/10/1981
RPI 577
#18.2
01/21/1992
RPI 1103
01/16/1990
RPI 1002
From the same holder
Same category
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