22.9
03/29/1983
RPI 649
The patent was granted 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: 03/29/1983. We update with every new RPI gazette, published weekly.
Applicants
BAYER AG
Inventors
No inventors listed.
IPC Classification
No IPC classification.
Publications in the Brazilian Industrial Property Gazette (RPI).
03/29/1983
RPI 649
#13.1
11/30/1982
RPI 632
#9.1
07/13/1982
RPI 612
#6.1
12/08/1981
RPI 581
#18.2
01/21/1992
RPI 1103
From the same holder
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