Carta-patente expirada
#21.1
Patente extinta em 17/04/2010
05/28/2013
RPI 2212
Application data
Number
PI9006725Type
Filing
Publication
PCT
EP1990000615 The letters patent expired on 05/28/2013: 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: 05/28/2013. We update with every new RPI gazette, published weekly.
Applicants
WNC-Nitrochemie GmbH
DE
Inventors
W. M. (pessoa física)
DE
IPC Classification
Priority claims
DE
P 3913603.5 · 04/25/1989
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 17/04/2010
05/28/2013
RPI 2212
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