Concessão da patente
#16.1
01/31/1984
RPI 693
The letters patent expired on 07/06/1993: 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: 01/31/1984. We update with every new RPI gazette, published weekly.
Applicants
IBM
Inventors
B. R. (pessoa física)
B. W. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
01/31/1984
RPI 693
#9.1
07/12/1983
RPI 664
05/24/1983
RPI 657
11/16/1982
RPI 630
#6.1
10/05/1982
RPI 624
10/20/1981
RPI 574
#21.1
07/06/1993
RPI 1179
From the same holder
Same category
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