US5106178A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Prescription lens holder for use with sunglasses
Assignee: Individual
•
Filing: 1990-12-14
•
Granted: 1992-04-21
•
Expires: 2010-12-14
Abstract
Abstract Prescription lenses are detachably applied to sunglasses by securing the lenses between prescription lens holder elements of a prescription lens holder and attaching the prescription lens holder to the sunglass frame. Projections are attached to the sunglass frame, each defining two spaced indents at opposed ends for receiving a portion of the prescription lens holder elements.
Inventors
- 👤 Minoru Akiyoshi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 00:18
CPC Classifications
G; G02; G02C; G02C7/00; G02C7/02; G02C7/08; G02C7/086
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
72 words
Apparatus comprising, in combination: sunglasses including a sunglass frame and tinted sunglass elements connected to said frame; a prescription lens holder including a pair of prescription lens holder elements, said prescription lens holder elements being spaced from each other and disposed in a common plane; a prescription lens disposed between the prescription lens holder elements; securement means for securing said prescription lens in fixed position between said prescription lens holder elements; and
Claim 2
Dependent Claim
72 words
Apparatus comprising, in combination: sunglasses including a sunglass frame and tinted sunglass elements connected to said frame; a prescription lens holder including a pair of prescription lens holder elements, said prescription lens holder elements being spaced from each other and disposed in a common plane; a prescription lens disposed between the prescription lens holder elements; securement means for securing said prescription lens in fixed position between said prescription lens holder elements; and
Claim 3
Dependent Claim
59 words
attachment means for attaching said prescription lens holder to said sunglass frame whereby said prescription lens is disposed behind a tinted sunglass element, said attachment means comprising a projection affixed to said sunglass frame and defining two spaced indents at opposed ends of said projection, each said indent receiving a portion of one of said prescription lens holder elements.
Claim 4
Dependent Claim
59 words
attachment means for attaching said prescription lens holder to said sunglass frame whereby said prescription lens is disposed behind a tinted sunglass element, said attachment means comprising a projection affixed to said sunglass frame and defining two spaced indents at opposed ends of said projection, each said indent receiving a portion of one of said prescription lens holder elements.
Claim 5
Dependent Claim
50 words
The apparatus according to claim 1 wherein said sunglass frame and said projection define a pair of notches, each of said notches being in communication with one of said indents and accommodating a prescription lens holder element therein when said prescription lens holder element portions are received by said indents.
Claim 6
Dependent Claim
72 words
The apparatus according to claim 2 wherein said prescription lens has opposed grooves formed in the outer peripheral surface thereof, said prescription lens holder elements including elongated retention members positionable in said grooves, said grooves and said elongated retention members at least partially comprising said securement means, said prescription lens holder element portions being integral with, and bent relative to, said elongated retention members to form distal ends located in said indents.
Claim 7
Dependent Claim
19 words
The apparatus according to claim 3 wherein said prescription lens holder comprises a wire framework of lightweight, unitary construction.
Claim 8
Dependent Claim
53 words
The apparatus according to claim 3 wherein said projection defines bearing surfaces at said opposed ends thereof, said bearing surfaces and said elongated retention members being in engagement when said distal ends are located in said indents to continuously urge said elongated retention members and the prescription lens toward a tinted sunglass element.
Claim 9
Dependent Claim
18 words
The apparatus according to claim 5 additionally comprising retention means for retaining the distal ends in said indents.
Claim 10
Dependent Claim
22 words
The apparatus according to claim 6 wherein said retention means comprises projections on said bearing surfaces engageable by said elongated retention members.
Claim 11
Dependent Claim
21 words
The apparatus according to claim 1 wherein a separate and discrete prescription lens holder is operatively associated with each sunglass element.
Claim 12
Dependent Claim
53 words
The apparatus according to claim 3 wherein each of said elongated retention members is formed of wire and defines at least one bight segment engageable with the outer periphery of a prescription lens adjacent to one of said grooves to maintain said prescription lens in fixed position relative to said elongated retention members.
Claim 13
Dependent Claim
29 words
The apparatus according to claim 9 wherein said elongated retention members bear against a substantially straight prescription lens surface within said grooves to prevent rotation of said prescription lens.
Claim 14
Dependent Claim
53 words
The apparatus according to claim 9 wherein said prescription lens holder has a curved bottom segment spaced from said bight segment, said curved bottom segment and said at least one bight segment disposed at opposite ends of a prescription lens groove and cooperable to retain said prescription lens in said prescription lens holder.
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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) | 1995-04-21 | 1995-10-21 | 1996-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1999-04-21 | 1999-10-21 | 2000-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2003-04-21 | 2003-10-21 | 2004-04-21 | $7700.00 | Window Closed / Lapsed |