Carta-patente expirada
#21.1
Patente extinta em 27/07/2009
12/18/2012
RPI 2189
Application data
Number
PI8907211Type
Filing
Publication
PCT
US1989000341 The letters patent expired on 12/18/2012: 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: 12/18/2012. We update with every new RPI gazette, published weekly.
Applicants
Eastman Chemical Company
US
Eastman Kodak Company
US
Inventors
J. M. (pessoa física)
US
P. M. (pessoa física)
US
IPC Classification
Priority claims
US
149,297 · 01/28/1988
US
292,589 · 12/30/1988
Publications in the Brazilian Industrial Property Gazette (RPI).
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Patente extinta em 27/07/2009
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