Patent US5606798A successfully refreshed from Google Patents.
US5606798A
Expired / Lapsed
US
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Hair cutting apparatus
Assignee: Individual
•
Filing: 1992-03-10
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Granted: 1997-03-04
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Expires: 2012-03-10
Abstract
Abstract Hair cutting apparatus including a housing and laser apparatus disposed in the housing and arranged to provide a beam of light impinging on hair to be cut, the beam of light being operative to cut the hair.
Inventors
- 👤 Elliot Kelman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:55
CPC Classifications
B; B26; B26B; B26B21/00; A; A61; A61B; A61B18/00; A61B18/18; A61B18/20; A61B18/203; B23; B23K; B23K26/00; B23K26/02; B23K26/06; B23K26/064; B23K26/0648; B23K26/0665; B23K26/14; B23K26/142; B23K26/1462; B26B19/00; B26B19/38; B26B19/44; A61B2018/00315; A61B2018/00452; A61B2018/00476
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
Hair cutting apparatus comprising: a housing having an opening for hair, which is attached to the skin of a person, to be cut; a source of laser radiation producing a laser beam substantially parallel to the surface of the skin to which the hair is attached, the laser beam being arranged to impinge on the hair and to cut the hair at a point of impingement only, leaving a portion of the hair in a detached unburnt condition and a further portion of the hair in an attached unburnt condition at the surface of the skin; and a vacuum hair collection device for collecting hair in a detached unburnt condition.
Claim 2
Dependent Claim
110 words
Hair cutting apparatus comprising: a housing having an opening for hair, which is attached to the skin of a person, to be cut; a source of laser radiation producing a laser beam substantially parallel to the surface of the skin to which the hair is attached, the laser beam being arranged to impinge on the hair and to cut the hair at a point of impingement only, leaving a portion of the hair in a detached unburnt condition and a further portion of the hair in an attached unburnt condition at the surface of the skin; and a vacuum hair collection device for collecting hair in a detached unburnt condition.
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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) | 2000-03-03 | 2000-09-02 | 2001-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2004-03-03 | 2004-09-02 | 2005-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2008-03-03 | 2008-09-02 | 2009-03-04 | $7700.00 | Window Closed / Lapsed |