Concessão da patente
#16.1
06/28/1983
RPI 662
The letters patent expired on 07/27/1993: 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: 06/28/1983. We update with every new RPI gazette, published weekly.
Applicants
IBM
Inventors
B. D. (pessoa física)
H. M. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
06/28/1983
RPI 662
#9.1
01/11/1983
RPI 638
#6.1
08/10/1982
RPI 616
05/04/1982
RPI 602
#12.3
01/26/1982
RPI 588
#21.1
07/27/1993
RPI 1182
From the same holder
Same category
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