16.3
04/17/1984
RPI 704
The letters patent expired on 07/20/1993: 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: 04/17/1984. We update with every new RPI gazette, published weekly.
Applicants
BAYER AG
Inventors
B. W. (pessoa física)
H. I. (pessoa física)
K. E. (pessoa física)
M. A. (pessoa física)
N. K. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
04/17/1984
RPI 704
#16.1
04/26/1983
RPI 653
#13.1
01/25/1983
RPI 640
#9.1
09/21/1982
RPI 622
#6.1
04/20/1982
RPI 600
#21.1
07/20/1993
RPI 1181
From the same holder
Same category
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