Solicitação de exame técnico
#4.1
07/19/1988
RPI 926
Application data
Number
PI8600736Type
Filing
Publication
The letters patent expired on 07/22/2008: 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: 07/19/1988. We update with every new RPI gazette, published weekly.
Applicants
AE Limited
GB
Ae Plc
GB
Filterwerk Mann & Hummel GMBH
DE
Inventors
R. P. (pessoa física)
GB
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
07/19/1988
RPI 926
#3.1
11/04/1986
RPI 837
#2.1
08/12/1986
RPI 825
#21.1
Patente extinta em 21/02/2001
07/22/2008
RPI 1959
#25.1
Transferido de: AE Limited.
06/08/2004
RPI 1744
#25.4
Alterado de: AE PLC
03/26/2002
RPI 1629
#25.7
Alterada a sede conforme solicitado na petição n.º 051289/RJ de 22/10/2001
03/26/2002
RPI 1629
#16.1
06/30/1992
RPI 1126
#15.11
03/17/1992
RPI 1111
#13.1
02/18/1992
RPI 1107
#9.1
10/15/1991
RPI 1089
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.