Carta-patente expirada
#21.1
Patente extinta em 09/02/2004
12/29/2009
RPI 2034
Application data
Number
PI8907353Type
Filing
Publication
PCT
US1989000511 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
Allied-Signal Inc
US
Inventors
A. T. (pessoa física)
US
D. J. (pessoa física)
US
IPC Classification
Priority claims
US
183.128 · 04/19/1988
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 09/02/2004
12/29/2009
RPI 2034
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RPI 1207
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09/24/1991
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