Carta-patente expirada
#21.1
Patente extinta em 18/12/2004
12/29/2009
RPI 2034
Application data
Number
PI8906546Type
Filing
Publication
The letters patent expired on 12/29/2009: 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: 12/29/2009. We update with every new RPI gazette, published weekly.
Applicants
Windmoeller & Hoelscher
DE
Inventors
F. B. (pessoa física)
DE
K. L. (pessoa física)
DE
R. K. (pessoa física)
DE
IPC Classification
Priority claims
DE
P 38 42 764.8 · 12/19/1988
DE
P 39 09 092.2 · 03/20/1989
Publications in the Brazilian Industrial Property Gazette (RPI).
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Patente extinta em 18/12/2004
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