Concessão da patente
#16.1
12/27/1983
RPI 688
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: 12/27/1983. We update with every new RPI gazette, published weekly.
Applicants
IBM
Inventors
B. M. (pessoa física)
V. L. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
12/27/1983
RPI 688
#13.1
11/16/1983
RPI 682
#9.1
07/19/1983
RPI 665
#6.1
03/02/1982
RPI 593
#21.1
07/20/1993
RPI 1181
From the same holder
Same category
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