Carta-patente expirada
#21.1
Patente extinta em 24/08/2004
12/22/2009
RPI 2033
Application data
Number
PI8904253Type
Filing
Publication
The letters patent expired on 12/22/2009: 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: 12/22/2009. We update with every new RPI gazette, published weekly.
Applicants
Ernst Winter & Sohn (GmbH & CO)
DE
Inventors
D. S. (pessoa física)
DE
IPC Classification
Priority claims
DE
P 38 29 160.6 · 08/27/1988
DE
P 38 30 819.3 · 09/09/1988
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 24/08/2004
12/22/2009
RPI 2033
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10/02/1990
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04/17/1990
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