16.3
08/30/1983
RPI 671
Application data
Number
PI7703569Type
Filing
Publication
The letters patent expired on 07/06/1993: 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: 08/30/1983. We update with every new RPI gazette, published weekly.
Applicants
HOECHST AG
Inventors
H. C. (pessoa física)
K. P. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
08/30/1983
RPI 671
#16.1
06/28/1983
RPI 662
#3.1
05/31/1983
RPI 658
#9.1
01/25/1983
RPI 640
#15.11
11/30/1982
RPI 632
#6.1
08/17/1982
RPI 617
#21.1
07/06/1993
RPI 1179
From the same holder
Same category
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