6.2
07/28/1987
RPI 875
Application data
Number
PI8300237Type
Filing
Publication
The letters patent expired on 07/01/2008: 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: 07/28/1987. We update with every new RPI gazette, published weekly.
Applicants
T. I. (pessoa física)
US
Inventors
J. S. (pessoa física)
US
R. H. (pessoa física)
US
S. F. (pessoa física)
US
S. W. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
07/28/1987
RPI 875
#4.1
01/14/1986
RPI 795
#3.1
10/18/1983
RPI 678
#2.1
03/08/1983
RPI 646
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: G06F 11/10; G11B 29/00.
03/27/2018
RPI 2464
#21.1
Patente extinta em 18/01/98
07/01/2008
RPI 1956
#16.1
03/26/1991
RPI 1060
#15.11
02/26/1991
RPI 1056
#13.1
01/02/1991
RPI 1048
#9.1
09/18/1990
RPI 1033
#6.1
03/13/1990
RPI 1009
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