Electroluminescent materials

Stock material or miscellaneous articles – Composite – Of inorganic material

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C428S917000, C257S040000, C257S103000, C252S301160, C252S301260, C313S504000, C313S506000

Reexamination Certificate

active

09830897

ABSTRACT:
A novel electroluminescent compound which emits blue or blueish purple light is a complex of a lanthanide or actinide and an organic complex e.g. mono(bathophenanthroline) thoriumIV chloride or mono(tripyridyl)yttrium chloride.

REFERENCES:
patent: 4356429 (1982-10-01), Tang
patent: 4455364 (1984-06-01), Sasa
patent: 4720432 (1988-01-01), VanSlyke et al.
patent: 4885211 (1989-12-01), Tang et al.
patent: 5128587 (1992-07-01), Skotheim et al.
patent: 5281489 (1994-01-01), Mori et al.
patent: 5435937 (1995-07-01), Bell et al.
patent: 5496597 (1996-03-01), Soininen et al.
patent: 5755999 (1998-05-01), Shi et al.
patent: 5757026 (1998-05-01), Forrest et al.
patent: 5834053 (1998-11-01), Dye et al.
patent: 5932363 (1999-08-01), Hu et al.
patent: 6025677 (2000-02-01), Moss, III et al.
patent: 6074734 (2000-06-01), Kawamura et al.
patent: 6524727 (2003-02-01), Kathirgamanathan
patent: 6565995 (2003-05-01), Kathirgamanathan
patent: 6605317 (2003-08-01), Kathirgamanathan
patent: 0087309 (1983-02-01), None
patent: 0278629 (1988-01-01), None
patent: 0461542 (1991-06-01), None
patent: 0461542 (1991-12-01), None
patent: 0556005 (1993-02-01), None
patent: 0569827 (1993-05-01), None
patent: 0744451 (1995-05-01), None
patent: 0936844 (1999-02-01), None
patent: 61037887 (1986-02-01), None
patent: 63-174992 (1988-07-01), None
patent: 01-256584 (1989-10-01), None
patent: 06145146 (1992-11-01), None
patent: 9802018 (1998-01-01), None
patent: 9855561 (1998-12-01), None
patent: 9858037 (1998-12-01), None
Hosokawa Chishio, “Thin-Film EL Element”, Publication No. 1-256584, Apr. 7, 1988, Laid Open Patent Gazette,.
C. Hosokawa, “Thin Film EL Element”, Publication No. I-282291, Nov. 14, 1989, Laid Open Patent Gazette.
U.S. Appl. No. 09/466,523, filed Dec. 17, 1999, Kathirgamanathan.
U.S. Appl. No. 09/857,287, filed Jun. 01, 2001, Kathirgamanathan.
U.S. Appl. No. 09/890,431, filed Jul. 30, 2001, Kathirgamanathan.
U.S. Appl. No. 09/857,300, filed Jun. 01, 2001, Kathirgamanathan.
U.S. Appl. No. 09/857,286, filed Jun. 06, 2001, Kathirgamanathan.
J. Kido, et al., Electroluminescence in a Terbium Complex, Chemistry Letters, 1990, pp. 657-660.
T. Wakimoto, et al., Organic EL cells with high luminous efficiency, Applied Surface Science 113/114 (1997) pp. 698-704.
J.Kido, et al., Bright red light-emitting organic electroluminescent devices having a europium complex as an emitter, Applied Physics Lett. 65 (17), Oct. 24, 1994, pp. 2124-2126.
L. K. Templeton, et al., Anomalous Scattering by Praseodymium, Samarium and Gadolinium and Structures of their Ethylenediaminetraacetate (edta) Salts, Acta. Cryst. (1982) B38, pp. 2155-2159.
N.C. Greenham, et al., Measurement of absolute photoluminescence quantum efficiences in conjugated polymers, Chemical Physics Letters, 241, (1995) pp. 89-96.
S. Dirr, et al., Luminescence enhancement in microcavity organic multilayer structures, Synthetic Metals1997, pp. 53-56.
J. Kido, et al., White-Light-Emitting Organic Electroluminescent Device Using Lanthanide Complexes, Appln. & Applied Physics, No. 35 (1996), pp. L394-L396.
K. Hensen, et al., Darstellung Von N-BZW.0-Chlormethylsilyl-Derivaten Der Amine 1,2,3,4-Tetrahydro-1,10-Phenanthrolin Und 8-Hydroxychinolin, Journal of Organometallic Chemistry, 209 (1981), pp. 17-23.
K. Machida, et al., Redox Behavior and Luminescence Property of Eoropium Polymer Complexes, Department of Applied Chemistry, Faculty of Engineering, Osaka University, Osaka, Japan, 1991, pp. 70-71.
K. Tsuchiya, et al., Complex Formation and its High Dispersion in the Simultaneous Vacuum Deposition of Copper and Phthalocyanine, Faculty of Engineering, Yamagata University, Yonezawa, Japan, 1998, pp. 149-154.
Hamada et al., “Blue Electroluminescence In Thin Films Of Azomethin-Zinc Complexes”, J. Appl. Phys. vol. 32 pp. L511-513 (1993).
Hayashi et al., Syntheses and Structural Studies of Lanthanide Mixed Ligand Complexes Containing β-Diketone, Kidorui, vol. 28 pp. 210-211 (1996) XP-002132349.
Kepert et al., “Structural Systematics of Rare Earth Complexes. The Hydrated 1:1 Adducts Of 2, 2′:6′, 2″-Terpyridine Wiht The Lanthanoid (III) Chlorides”Aust. J. Chem. vol. 47, pp. 365-384 (1994) XP-002132347.
Kido et al., “Organic Electroluminescent Devices Using Langthanide Complexes II”, Kidouri vol. 26, pp. 110-111 (1995) XP-002132346.
Liu et al., “Europium Complexes As Emitters In Organic Electroluminescent Devices”, Synthetic Metals, CH, Lausanne, vol. 91, pp. 267-269 (1997) XP-002079652.
Junji Kido, et al. “Multilayer White Light-Emitting Organic Electroluminescent Device”SCIENCE, Mar. 1995, vol. 267, pp. 1332-1334.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Electroluminescent materials does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Electroluminescent materials, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Electroluminescent materials will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-3821048

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.