Carta-patente expirada
#21.1
Patente extinta em 26/12/2010
01/08/2013
RPI 2192
Application data
Number
PI9007264Type
Filing
Publication
PCT
US1990001785 The letters patent expired on 01/08/2013: 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: 01/08/2013. We update with every new RPI gazette, published weekly.
Applicants
C. F. (pessoa física)
US
Eastman Chemical Company
US
Eastman Kodak Company
US
Inventors
B. P. (pessoa física)
US
D. C. (pessoa física)
US
H. H. (pessoa física)
US
S. B. (pessoa física)
US
W. H. (pessoa física)
US
IPC Classification
Priority claims
US
07/333,651 · 04/04/1989
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 26/12/2010
01/08/2013
RPI 2192
#25.1
Transferido de: Eastman Chemical Company
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