Concessão da patente
#16.1
09/27/1983
RPI 675
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: 09/27/1983. We update with every new RPI gazette, published weekly.
Applicants
IBM
Inventors
F. J. (pessoa física)
M. E. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
09/27/1983
RPI 675
#9.1
04/26/1983
RPI 653
#6.1
10/05/1982
RPI 624
#6.1
11/10/1981
RPI 577
#21.1
07/27/1993
RPI 1182
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.