Concessão da patente
#16.1
10/25/1983
RPI 679
The letters patent expired on 05/31/1994: 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: 10/25/1983. We update with every new RPI gazette, published weekly.
Applicants
BAYER AG
Inventors
E. W. (pessoa física)
E. G. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
10/25/1983
RPI 679
#13.1
08/02/1983
RPI 667
#9.1
03/22/1983
RPI 648
05/04/1982
RPI 602
#4.1
10/06/1981
RPI 572
#21.1
05/31/1994
RPI 1226
From the same holder
Same category
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