16.3
07/24/1984
RPI 718
The letters patent expired on 05/02/1995: 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: 07/24/1984. We update with every new RPI gazette, published weekly.
Applicants
IBM
Inventors
S. J. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
07/24/1984
RPI 718
#16.1
04/24/1984
RPI 705
#13.1
04/10/1984
RPI 703
#9.1
12/13/1983
RPI 686
#6.1
06/21/1983
RPI 661
#4.1
07/27/1982
RPI 614
#21.1
05/02/1995
RPI 1274
#20.1
10/13/1993
RPI 1193
From the same holder
Same category
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