Concessão da patente
#16.1
11/29/1983
RPI 684
The patent was granted on 11/29/1983 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: 11/29/1983. We update with every new RPI gazette, published weekly.
Applicants
HOECHST AG
Inventors
H. E. (pessoa física)
S. H. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
11/29/1983
RPI 684
#13.1
09/06/1983
RPI 672
#9.1
04/19/1983
RPI 652
#6.1
09/14/1982
RPI 621
12/29/1981
RPI 584
#18.2
01/21/1992
RPI 1103
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Same category
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