Concessão da patente
#16.1
02/22/1983
RPI 644
The letters patent expired on 08/30/1994: 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: 02/22/1983. We update with every new RPI gazette, published weekly.
Applicants
Bayer Antwerpen N.V.
DE
L. A. (pessoa física)
DE
Inventors
D. R. (pessoa física)
M. H. (pessoa física)
S. J. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
02/22/1983
RPI 644
#9.1
08/10/1982
RPI 616
#4.1
10/27/1981
RPI 575
#21.1
08/30/1994
RPI 1239
From the same holder
Same category
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