Carta-patente expirada
#21.1
Patente extinta em 22/06/2005
05/25/2010
RPI 2055
Application data
Number
PI9003111Type
Filing
Publication
The letters patent expired on 05/25/2010: 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: 05/25/2010. We update with every new RPI gazette, published weekly.
Applicants
Filterwerk Mann & Hummel GmbH
DE
Inventors
S. B. (pessoa física)
DE
IPC Classification
Priority claims
DE
P 39 27 325.3 · 08/18/1989
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 22/06/2005
05/25/2010
RPI 2055
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