Concessão da patente
#16.1
07/26/1983
RPI 666
The letters patent expired on 05/03/1994: 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: 07/26/1983. We update with every new RPI gazette, published weekly.
Applicants
HOECHST AG
Inventors
B. S. (pessoa física)
K. B. (pessoa física)
S. H. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
07/26/1983
RPI 666
#13.1
06/07/1983
RPI 659
#9.1
02/08/1983
RPI 642
#6.1
07/20/1982
RPI 613
10/20/1981
RPI 574
#21.1
05/03/1994
RPI 1222
From the same holder
Same category
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