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1. (WO2004010461) INCANDESCENT LAMP
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2004/010461    International Application No.:    PCT/GB2003/002964
Publication Date: 29.01.2004 International Filing Date: 09.07.2003
Chapter 2 Demand Filed:    09.02.2004    
IPC:
G02B 5/00 (2006.01), H01J 1/15 (2006.01), H01J 19/08 (2006.01), H01K 1/00 (2006.01), H01K 1/10 (2006.01), H01K 1/14 (2006.01)
Applicants: BAE SYSTEMS PLC [GB/GB]; 6 Carlton Gardens, London SW1Y 5AD (GB) (For All Designated States Except US).
KING, Douglas, Beverley, Stephenson [GB/GB]; (GB) (For US Only)
Inventors: KING, Douglas, Beverley, Stephenson; (GB)
Agent: BAE SYSTEMS PLC; Group IP Department, P.O. Box 87, Lancaster House, Farnborough Aerospace Centre, Farnborough, Hampshire, GU14 6YU (GB)
Priority Data:
0216931.6 20.07.2002 GB
Title (EN) INCANDESCENT LAMP
(FR) ECLAIRAGE INCANDESCENT
Abstract: front page image
(EN)An incandescent electric lamp (1) having a tungsten filament (5) embedded in tightly-packed layers (7) of particles of substantially consistent size and shape and preferably surrounded by an infra-red reflective coating (9), to provide a high efficiency, cool lighting system.
(FR)La présente invention a trait à une lampe électrique incandescente comprenant un filament en tungstène noyé dans des couches comprimées de particules à transparence optique et à isolation thermique de dimension et de forme sensiblement constantes et enrobé d'un revêtement anti-infrarouge et à transparence optique en vue de fournir un système d'éclairage froid à haut rendement.
Designated States: AE, AG, AL, AM, AT, AU, AZ, BA, BB, BG, BR, BY, BZ, CA, CH, CN, CO, CR, CU, CZ, DE, DK, DM, DZ, EC, EE, ES, FI, GB, GD, GE, GH, GM, HR, HU, ID, IL, IN, IS, JP, KE, KG, KP, KR, KZ, LC, LK, LR, LS, LT, LU, LV, MA, MD, MG, MK, MN, MW, MX, MZ, NO, NZ, OM, PG, PH, PL, PT, RO, RU, SC, SD, SE, SG, SK, SL, SY, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, YU, ZA, ZM, ZW.
African Regional Intellectual Property Organization (GH, GM, KE, LS, MW, MZ, SD, SL, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, MD, RU, TJ, TM)
European Patent Office (AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HU, IE, IT, LU, MC, NL, PT, RO, SE, SI, SK, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, ML, MR, NE, SN, TD, TG).
Publication Language: English (EN)
Filing Language: English (EN)