Concessão da patente
#16.1
07/31/1984
RPI 719
The letters patent expired on 11/30/1993: 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: 07/31/1984. We update with every new RPI gazette, published weekly.
Applicants
SOLVAY
Inventors
B. C. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
07/31/1984
RPI 719
#13.1
05/02/1984
RPI 706
#9.1
01/10/1984
RPI 690
#15.11
04/26/1983
RPI 653
#6.1
02/01/1983
RPI 641
#21.1
11/30/1993
RPI 1200
From the same holder
Same category
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