Plasma lighting bulb with metal provided in grooves formed...

Details Plasma lighting bulb with metal provided in grooves formed... Plasma lighting bulb with metal provided in grooves formed...

2007-12-25

2007-12-25

Santiago, Mariceli (Department: 2879)

Electric lamp and discharge devices

With gas or vapor

Envelope with particular structure

C313S582000, C313S238000

Reexamination Certificate

active

10808777

ABSTRACT:
A plasma lighting bulb is disclosed. The plasma lighting bulb includes a bulb emitting light, being formed of a transparent material, and having a plurality of grooves having a predetermined depth formed on a surface of the bulb, and a metal formed in the grooves, wherein a cross-section of the grooves is formed of one of a semicircular shape, a V-shape, and a polygonal shape.

REFERENCES:
patent: 4568859 (1986-02-01), Houkes et al.
patent: 4645967 (1987-02-01), Bouman et al.
patent: 4704562 (1987-11-01), Postma et al.
patent: 5397966 (1995-03-01), Vrionis et al.
patent: 6023130 (2000-02-01), Sakasegawa et al.
patent: 6747409 (2004-06-01), Han et al.
patent: 6752884 (2004-06-01), Min

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