Concessão da patente
#16.1
04/24/1984
RPI 705
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: 04/24/1984. We update with every new RPI gazette, published weekly.
Applicants
IBM
Inventors
H. R. (pessoa física)
K. W. (pessoa física)
M. J. (pessoa física)
S. F. (pessoa física)
T. R. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
04/24/1984
RPI 705
01/17/1984
RPI 691
08/02/1983
RPI 667
#12.2
06/01/1982
RPI 606
#9.2
02/09/1982
RPI 590
#21.1
11/30/1993
RPI 1200
From the same holder
Same category
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