110
12/12/1989
RPI 999
Application data
Number
PI8305356Type
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: 12/12/1989. We update with every new RPI gazette, published weekly.
Applicants
C. E. (pessoa física)
SP, BR
Inventors
W. S. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
12/12/1989
RPI 999
#12.1
02/08/1989
RPI 955
#9.1
11/01/1988
RPI 941
#6.1
05/17/1988
RPI 917
#7.1
12/22/1987
RPI 896
#4.1
08/20/1985
RPI 774
#3.1
05/07/1985
RPI 759
#2.1
12/13/1983
RPI 686
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: A47C 1/026; B60N 1/06.
03/27/2018
RPI 2464
#21.1
Patente extinta em 26/09/98
07/01/2008
RPI 1956
06/15/1993
RPI 1176
#17.1
08/06/1991
RPI 1079
#16.1
06/26/1990
RPI 1024
#13.1
03/13/1990
RPI 1009
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Same category
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