Concessão da patente
#16.1
03/27/1984
RPI 701
The letters patent expired on 07/20/1993: 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: 03/27/1984. We update with every new RPI gazette, published weekly.
Applicants
IBM
Inventors
H. J. (pessoa física)
P. J. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
03/27/1984
RPI 701
#13.1
12/20/1983
RPI 687
#9.1
08/30/1983
RPI 671
04/06/1982
RPI 598
#6.1
02/09/1982
RPI 590
#21.1
07/20/1993
RPI 1181
From the same holder
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