Carta-patente expirada
#21.1
Patente extinta em 20/07/2005
05/25/2010
RPI 2055
Application data
Number
PI9003528Type
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
B. A. (pessoa física)
DE
Inventors
H. B. (pessoa física)
DE
N. A. (pessoa física)
DE
IPC Classification
Priority claims
DE
P 39 24 169.6 · 07/21/1989
DE
P 40 16 807.7 · 05/25/1990
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 20/07/2005
05/25/2010
RPI 2055
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03/15/1994
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12/03/1991
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08/27/1991
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