20.7
10/17/1989
RPI 991
The letters patent expired on 07/06/1993: 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: 10/17/1989. We update with every new RPI gazette, published weekly.
Applicants
SHIONOGI & CO
Inventors
M. Y. (pessoa física)
M. A. (pessoa física)
S. T. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
10/17/1989
RPI 991
#16.1
01/31/1984
RPI 693
#13.1
11/16/1983
RPI 682
#9.1
07/19/1983
RPI 665
#6.1
01/18/1983
RPI 639
08/10/1982
RPI 616
#6.1
07/20/1982
RPI 613
#21.1
07/06/1993
RPI 1179
From the same holder
Same category
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