Concessão da patente
#16.1
07/31/1984
RPI 719
The letters patent expired on 07/26/1994: 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: 07/31/1984. We update with every new RPI gazette, published weekly.
Applicants
IBM
Inventors
B. D. (pessoa física)
C. D. (pessoa física)
J. C. (pessoa física)
N. D. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
07/31/1984
RPI 719
#13.1
06/12/1984
RPI 712
#9.1
02/28/1984
RPI 697
#6.1
04/05/1983
RPI 650
06/29/1982
RPI 610
#6.1
06/29/1982
RPI 610
#4.1
12/22/1981
RPI 583
#21.1
07/26/1994
RPI 1234
#20.1
10/26/1993
RPI 1195
From the same holder
Same category
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