Owner Tokuyama Corporation

Inventors Kawabata, Yuichiro; Iwata, Arihiro; Tanaka, Nobuyuki; Momoda, Junji

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-B-2004274303

PCT Pub. Number WO2005/028465

Priority 2003-325681 18.09.03 JP

Filing date 14 September 2004

Wipo publication date 31 March 2005

Acceptance publication date 22 July 2010

C07D 311/94 (2006.01) Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings

C07D 311/96 (2006.01) Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings

C07D 405/04 (2006.01) Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom

C07D 405/10 (2006.01) Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom

C07D 409/04 (2006.01) Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms

C07D 413/10 (2006.01) Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms

C09K 9/02 (2006.01) Tenebrescent materials, i.e. materials for which the range of wavelengths for energy adsorption is changed as a result of excitation by some form of energy - Organic tenebrescent materials

G02B 5/23 (2006.01) Optical elements other than lenses

G02C 7/10 (2006.01) Optical parts