Carta-patente expirada
#21.1
Patente extinta em 11/12/2004
12/29/2009
RPI 2034
Application data
Number
PI8906392Type
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
F. K. (pessoa física)
DE
Inventors
A. W. (pessoa física)
DE
H. B. (pessoa física)
DE
K. S. (pessoa física)
DE
T. F. (pessoa física)
DE
IPC Classification
Priority claims
DE
P 39 02 094.0 · 01/25/1989
DE
P 39 05 722.4 · 02/24/1989
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Patente extinta em 11/12/2004
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