Exigência - art. 36 da LPI
#6.1
10/03/1989
RPI 989
Application data
Number
PI8503391Type
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: 10/03/1989. We update with every new RPI gazette, published weekly.
Applicants
Fresenius AG
DE
Inventors
K. H. (pessoa física)
DE
IPC Classification
Priority claims
DE
P 34 26 331.4 · 07/17/1984
Publications in the Brazilian Industrial Property Gazette (RPI).
#6.1
10/03/1989
RPI 989
#4.1
03/29/1988
RPI 910
#3.1
04/08/1986
RPI 807
#2.1
09/17/1985
RPI 778
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: D01F 1/08; B01D 13/04; A61M 1/03.
03/27/2018
RPI 2464
#21.1
Patente extinta em 16/07/2000
07/15/2008
RPI 1958
#15.11
06/18/1991
RPI 1072
#16.1
09/25/1990
RPI 1034
#13.1
07/31/1990
RPI 1026
#9.1
03/20/1990
RPI 1010
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.