Concessão da patente
#16.1
10/29/1986
RPI 836
Application data
Number
PI8106996Type
Filing
Publication
The letters patent expired on 08/19/2008: 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: 10/29/1986. We update with every new RPI gazette, published weekly.
Applicants
IBM [US]
Inventors
C. A. (pessoa física)
O. A. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
10/29/1986
RPI 836
#13.1
08/12/1986
RPI 825
#9.1
04/08/1986
RPI 807
#6.1
07/23/1985
RPI 770
#6.1
02/20/1985
RPI 748
#4.1
07/24/1984
RPI 718
#3.1
07/13/1982
RPI 612
#2.1
12/15/1981
RPI 582
#21.1
Patente extinta em 23/10/96
08/19/2008
RPI 1963
#20.1
10/13/1993
RPI 1193
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Same category
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