Concessão da patente
#16.1
02/28/1984
RPI 697
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: 02/28/1984. We update with every new RPI gazette, published weekly.
Applicants
IBM
Inventors
L. W. (pessoa física)
T. J. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
02/28/1984
RPI 697
#13.1
12/27/1983
RPI 688
#9.1
09/06/1983
RPI 672
#15.11
04/05/1983
RPI 650
#6.1
03/01/1983
RPI 645
#4.1
06/08/1982
RPI 607
#21.1
05/02/1995
RPI 1274
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.