Indeferimento
#9.2
12/28/1982
RPI 636
The application was refused by the INPI on 12/28/1982. The invention was never patented.
Talk to a specialistLatest action published by the INPI: 12/28/1982. We update with every new RPI gazette, published weekly.
Applicants
NALCO CHEMICAL CO
Inventors
No inventors listed.
IPC Classification
No IPC classification.
Publications in the Brazilian Industrial Property Gazette (RPI).
#9.2
12/28/1982
RPI 636
#7.1
05/18/1982
RPI 604
From the same holder
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