Patent US5555038A successfully refreshed from Google Patents.
US5555038A
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US
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Unitary lens for eyewear
Assignee: Luxottica Leasing SpA
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Filing: 1994-10-28
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Granted: 1996-09-10
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Expires: 2014-10-28
Abstract
Abstract A unique unitary lens for eyewear includes right and left lens regions formed of substantially spherical portions. The lens provides improved aerodynamics, aesthetic appearance and eye protection for sport eyewear applications.
Inventors
- 👤 Simon M. Conway
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:21
CPC Classifications
G; G02; G02C; G02C5/00; G02C5/02; G02C5/10; A; A61; A61F; A61F9/00; A61F9/02; A61F9/025; G02C1/00; G02C1/02; G02C5/12; G02C5/126; G02C2200/00; G02C2200/08
Claims Analysis
Total Claims: 16
Claim 1
Independent Claim
104 words
A unitary lens for eyewear comprising a top edge, a bottom edge, and first and second lens regions each having an outer surface defined by respective first and second substantially spherical portions, wherein said bottom edge has a central indentation between said lens regions, and a linear distance between the centerpoint of said first substantially spherical portion and the centerpoint of said second substantially spherical portion is from about 0.1 cm to no more than 4.0 cm, and wherein each of the outer surfaces of said first and second lens regions has a radius of curvature of from about 5 to about 7 cm.
Claim 2
Dependent Claim
104 words
A unitary lens for eyewear comprising a top edge, a bottom edge, and first and second lens regions each having an outer surface defined by respective first and second substantially spherical portions, wherein said bottom edge has a central indentation between said lens regions, and a linear distance between the centerpoint of said first substantially spherical portion and the centerpoint of said second substantially spherical portion is from about 0.1 cm to no more than 4.0 cm, and wherein each of the outer surfaces of said first and second lens regions has a radius of curvature of from about 5 to about 7 cm.
Claim 3
Dependent Claim
17 words
The lens of claim 1, wherein the distance between said centerpoints is no more than 3.0 cm.
Claim 4
Dependent Claim
19 words
The lens of claim 1, wherein the distance between said centerpoints is from about 2.0 to about 3.0 cm.
Claim 5
Dependent Claim
27 words
The lens of claim 1, wherein said first and second lens regions each has an outer surface defined by substantially spherical portions joined by a blended juncture.
Claim 6
Dependent Claim
31 words
The lens of claim 1, wherein each of the outer surfaces of said first and second lens regions has a radius of curvature of between about 5.5 to about 6 cm.
Claim 7
Dependent Claim
20 words
The lens of claim 1, wherein said first and second lens regions extend beyond a wearer's lateral field of vision.
Claim 8
Dependent Claim
18 words
Eyewear comprising the lens of claim 1, and first and second temples each pivotally attached to the lens.
Claim 9
Dependent Claim
14 words
Eyewear of claim 7, wherein said temples are each releasably connected to said lens.
Claim 10
Dependent Claim
13 words
Eyewear of claim 7, further comprising a nosepiece mounted in the central indentation.
Claim 11
Dependent Claim
19 words
The lens of claim 4, wherein said blended juncture has a linear width of no more than 1.0 cm.
Claim 12
Dependent Claim
19 words
The lens of claim 4, wherein said blended juncture has a linear width of no more than 0.8 cm.
Claim 13
Dependent Claim
14 words
The lens of claim 4, wherein said blended juncture has a generally toroidal configuration.
Claim 14
Dependent Claim
18 words
Eyewear comprising the lens of claim 4 and first and second temples each pivotally attached to the lens.
Claim 15
Dependent Claim
14 words
Eyewear of claim 13, wherein said temples are each releasably connected to said lens.
Claim 16
Dependent Claim
14 words
Eyewear of claim 13, and further comprising a nosepiece mounted in the central indentation.
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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) | 1999-09-10 | 2000-03-11 | 2000-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2003-09-10 | 2004-03-11 | 2004-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2007-09-10 | 2008-03-11 | 2008-09-10 | $7700.00 | Window Closed / Lapsed |