Concessão da patente
#16.1
02/28/1989
RPI 958
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: 02/28/1989. We update with every new RPI gazette, published weekly.
Applicants
HOECHST AG
Inventors
D. H. (pessoa física)
F. H. (pessoa física)
H. R. (pessoa física)
L. H. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
02/28/1989
RPI 958
#13.1
08/30/1988
RPI 932
06/21/1988
RPI 922
11/03/1987
RPI 889
#12.2
05/15/1984
RPI 708
#9.2
01/31/1984
RPI 693
#7.1
11/30/1982
RPI 632
01/26/1982
RPI 588
#21.1
05/03/1994
RPI 1222
From the same holder
Same category
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