US5686793A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Excimer lamp with high pressure fill
Assignee: Excelitas Noblelight America LLC
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Filing: 1996-03-25
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Granted: 1997-11-11
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Expires: 2016-03-25
Abstract
Abstract An excimer lamp utilizing a high pressure fill. The fill includes a halogen at an operating pressure of greater than about 350 torr or the combination of a halogen and a rare gas at a total operating pressure of greater than about 2.5 atmospheres.
Inventors
- 👤 Brian Turner
- 👤 James T. Dolan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:03
CPC Classifications
G; G03; G03F; G03F7/00; G03F7/70; G03F7/70008; G03F7/70016; H; H01; H01J; H01J61/00; H01J61/02; H01J61/12; H01J61/82; H01J65/00; H01J65/04; H01J65/042; H01J65/044; H01J65/048; H05; H05B; H05B41/00; H05B41/14; H05B41/24; H05B41/26; H05B41/28; H05B41/2806; Y; Y02; Y02B; Y02B20/00
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
75 words
A microwave powered electrodeless lamp, comprising, microwave energy generating means, a microwave cavity, an envelope containing substance which emits excimer radiation upon excitation disposed in said microwave cavity, said substance comprising halogen in an amount sufficient to result in a halogen pressure of greater than about 350 torr at operating temperature, and means for coupling microwave energy produced by said microwave energy generating means to said cavity to cause said substance to emit excimer radiation.
Claim 2
Dependent Claim
75 words
A microwave powered electrodeless lamp, comprising, microwave energy generating means, a microwave cavity, an envelope containing substance which emits excimer radiation upon excitation disposed in said microwave cavity, said substance comprising halogen in an amount sufficient to result in a halogen pressure of greater than about 350 torr at operating temperature, and means for coupling microwave energy produced by said microwave energy generating means to said cavity to cause said substance to emit excimer radiation.
Claim 3
Dependent Claim
16 words
The lamp of claim 1 wherein said substance which emits excimer radiation consists essentially of halogen.
Claim 4
Dependent Claim
19 words
The lamp of claim 1 wherein said substance which emits excimer radiation consists essentially of halogen and rare gas.
Claim 5
Dependent Claim
29 words
The lamp of claims 2 or 3 wherein the amount of halogen is such to result in a halogen pressure of greater than about 750 torr at operating temperature.
Claim 6
Dependent Claim
29 words
The lamp of claims 2 or 3 wherein the amount of halogen is such to result in a halogen pressure of greater than about 6 atmospheres at operating temperature.
Claim 7
Dependent Claim
10 words
The lamp of claim 5 wherein said halogen is chlorine.
Claim 8
Dependent Claim
16 words
The lamp of claim 3 wherein said halogen is bromine and said rare gas is xenon.
Claim 9
Dependent Claim
50 words
An electrodeless lamp bulb, comprising, an envelope which does not include exterior electrodes thereon, and substance in said envelope which emits excimer radiation when excited, said substance consisting essentially of halogen in an amount sufficient to result in a halogen pressure of greater than about 350 torr at operating temperature.
Claim 10
Dependent Claim
50 words
An electrodeless lamp bulb, comprising, an envelope which does not include exterior electrodes thereon, and substance in said envelope which emits excimer radiation when excited, said substance consisting essentially of halogen in an amount sufficient to result in a halogen pressure of greater than about 350 torr at operating temperature.
Claim 11
Dependent Claim
58 words
An electrodeless lamp bulb, comprising, an envelope which does not include exterior electrodes thereon, and substance in said envelope which emits excimer radiation when excited, said substance consisting essentially of rare gas and halogen wherein the halogen is present in an amount sufficient to result in a halogen pressure of greater than about 350 torr at operating temperature.
Claim 12
Dependent Claim
58 words
An electrodeless lamp bulb, comprising, an envelope which does not include exterior electrodes thereon, and substance in said envelope which emits excimer radiation when excited, said substance consisting essentially of rare gas and halogen wherein the halogen is present in an amount sufficient to result in a halogen pressure of greater than about 350 torr at operating temperature.
Claim 13
Dependent Claim
31 words
The bulb of claim 8 or 9 wherein the halogen is present in an amount sufficient to result in a halogen pressure of greater than about 6 atmospheres at operating temperature.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2000-11-10 | 2001-05-12 | 2001-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2004-11-10 | 2005-05-12 | 2005-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2008-11-10 | 2009-05-12 | 2009-11-11 | $7700.00 | Window Closed / Lapsed |