Pedido de licença compulsória
#20.1
09/23/1986
RPI 831
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: 09/23/1986. We update with every new RPI gazette, published weekly.
Applicants
MIDREX CORP
Inventors
B. D. (pessoa física)
E. R. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#20.1
09/23/1986
RPI 831
#16.1
07/31/1984
RPI 719
#13.1
05/22/1984
RPI 709
02/07/1984
RPI 694
#9.1
12/06/1983
RPI 685
#6.1
01/25/1983
RPI 640
#21.1
04/25/1995
RPI 1273
From the same holder
Same category
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