Concessão da patente
#16.1
12/26/1984
RPI 740
The letters patent expired on 05/02/1995: 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: 12/26/1984. We update with every new RPI gazette, published weekly.
Applicants
AZOTE & PROD CHIM
Inventors
J. B. (pessoa física)
L. P. (pessoa física)
M. R. (pessoa física)
Q. J. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
12/26/1984
RPI 740
#13.1
05/15/1984
RPI 708
#9.1
01/31/1984
RPI 693
#6.1
07/19/1983
RPI 665
#4.1
08/17/1982
RPI 617
#21.1
05/02/1995
RPI 1274
From the same holder
Same category
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