20.7
12/05/1989
RPI 998
The letters patent expired on 11/30/1993: 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: 12/05/1989. We update with every new RPI gazette, published weekly.
Applicants
SHIONOGI & CO
Inventors
I. I. (pessoa física)
S. J. (pessoa física)
S. S. (pessoa física)
Y. H. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
12/05/1989
RPI 998
#16.1
09/06/1983
RPI 672
#13.1
05/31/1983
RPI 658
#9.1
01/25/1983
RPI 640
#15.11
01/11/1983
RPI 638
#6.1
07/27/1982
RPI 614
#21.1
11/30/1993
RPI 1200
From the same holder
Same category
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