03/27/1984
RPI 701
Concessão da patente
16.1
Invention PatentPI7906232
Degremont+1
The letters patent expired on 04/25/1995: 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: 03/27/1984. We update with every new RPI gazette, published weekly.
Publications in the Brazilian Industrial Property Gazette (RPI).
03/27/1984
RPI 701
16.1
01/17/1984
RPI 691
13.1
09/27/1983
RPI 675
9.1
02/01/1983
RPI 641
6.1
06/29/1982
RPI 610
4.1
04/25/1995
RPI 1273
21.1
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