Concessão da patente
#16.1
10/25/1983
RPI 679
The patent was granted on 10/25/1983 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: 10/25/1983. We update with every new RPI gazette, published weekly.
Applicants
BAYER AG
DEGUSSA
Inventors
H. W. (pessoa física)
S. H. (pessoa física)
W. H. (pessoa física)
W. R. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
10/25/1983
RPI 679
#13.1
08/30/1983
RPI 671
#9.1
04/12/1983
RPI 651
06/22/1982
RPI 609
#4.1
12/08/1981
RPI 581
#18.2
01/28/1992
RPI 1104
From the same holder
Same category
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