Carta-patente expirada
#21.1
Patente extinta em 17/11/2009
12/26/2012
RPI 2190
Application data
Number
PI8907800Type
Filing
Publication
PCT
US1989005165 The letters patent expired on 12/26/2012: 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: 12/26/2012. We update with every new RPI gazette, published weekly.
Applicants
ICI Americas, Inc.
US
Zeneca AG Products Inc.
US
Inventors
R. B. (pessoa física)
US
IPC Classification
Priority claims
US
07/280.787 · 12/07/1988
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 17/11/2009
12/26/2012
RPI 2190
#25.1
Transferido de: ICI Americas, Inc.
10/10/2000
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09/08/1999
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RPI 1456
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06/23/1998
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08/27/1991
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