Concessão da patente
#16.1
05/30/1989
RPI 971
Application data
Number
PI8505055Type
Filing
Publication
The letters patent expired on 07/15/2008: 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: 05/30/1989. We update with every new RPI gazette, published weekly.
Applicants
D. J. (pessoa física)
SP, BR
Inventors
D. J. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
05/30/1989
RPI 971
02/21/1989
RPI 957
#12.1
08/23/1988
RPI 931
#9.1
05/10/1988
RPI 916
#7.1
08/25/1987
RPI 879
#4.1
05/06/1986
RPI 811
#3.2
12/24/1985
RPI 792
#2.1
12/17/1985
RPI 791
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: A61C 5/10; A61C 9/00; A61C 13/08; A61C 13/20.
03/20/2018
RPI 2463
#21.1
Patente extinta em 11/10/2000
07/15/2008
RPI 1958
From the same holder
Same category
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