US4729650A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Removable sunglasses for use with conventional eyeglasses
Assignee: Individual
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Filing: 1987-04-15
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Granted: 1988-03-08
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Expires: 2007-04-15
Abstract
Abstract A pair of removable sunglasses which can be attached to conventional eyeglasses or spectacles. The sunglasses include a pair of lenses joined by a center section which functions as both a hinge and means for attaching the sunglasses to the bridge of the eyeglasses. They also include a pair of opposing side pieces attached to respective lenses by a hinge which are removably attachable to the bows of the eyeglasses.
Inventors
- 👤 Lucinda K. Jennings
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:11
CPC Classifications
G; G02; G02C; G02C5/00; G02C5/02; G02C5/08; G02C5/006; G02C7/00; G02C7/10; G02C9/00
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
97 words
A pair of removable sunglasses adapted to be attached to the front of a pair of conventional eyeglasses having a frame with a centrally located bridge and a pair of bows, said sunglasses comprising: a pair of transparent lenses; a center section connecting each lens and including a hinge permitting the glasses to be folded for storage and means for removably attaching the sunglasses to the bridge in front of the eyeglasses; and a pair of side pieces, each hinged to an associated lens and including means for removably securing the sunglasses to one of the bows.
Claim 2
Dependent Claim
97 words
A pair of removable sunglasses adapted to be attached to the front of a pair of conventional eyeglasses having a frame with a centrally located bridge and a pair of bows, said sunglasses comprising: a pair of transparent lenses; a center section connecting each lens and including a hinge permitting the glasses to be folded for storage and means for removably attaching the sunglasses to the bridge in front of the eyeglasses; and a pair of side pieces, each hinged to an associated lens and including means for removably securing the sunglasses to one of the bows.
Claim 3
Dependent Claim
19 words
The sunglasses of claim 1 wherein each of the lenses includes a housing at least partially surrounding the lens.
Claim 4
Dependent Claim
19 words
The sunglasses of claim 1 further including a fabric hinge connecting one of the sidepieces to an associated lens.
Claim 5
Dependent Claim
37 words
The sunglasses of claim 1 wherein the means for attaching includes a pair of opposing flexible tabs capable of encircling the bridge and a first fastener attached to at least one of the tabs for connecting them.
Claim 6
Dependent Claim
29 words
The sunglasses of claim 1 wherein each sidepiece is foldable between an open and a closed position and includes a second fastener for retaining it in the closed position.
Claim 7
Dependent Claim
141 words
A pair of removable sunglasses adapted to be attached to a pair of conventional eyeglasses having a frame with a centrally located bridge and a pair of bows, said sunglasses comprising: a pair of transparent lenses, each including a housing which at least partially surrounds the lens; a center section connecting each lens and including a fabric hinge permitting the sunglasses to be folded between the lenses for storage, a pair of opposing, flexible tabs capable of encircling the bridge and a first fastener attached to at least one of the tabs for connecting them; a pair of opposing sidepieces, each foldable between an open position and a closed position, capable of encircling a bow, and including a second fastener for retaining the sidepiece in the closed position; and, a fabric hinge connecting one of the sidepieces to an associated lens.
Claim 8
Dependent Claim
141 words
A pair of removable sunglasses adapted to be attached to a pair of conventional eyeglasses having a frame with a centrally located bridge and a pair of bows, said sunglasses comprising: a pair of transparent lenses, each including a housing which at least partially surrounds the lens; a center section connecting each lens and including a fabric hinge permitting the sunglasses to be folded between the lenses for storage, a pair of opposing, flexible tabs capable of encircling the bridge and a first fastener attached to at least one of the tabs for connecting them; a pair of opposing sidepieces, each foldable between an open position and a closed position, capable of encircling a bow, and including a second fastener for retaining the sidepiece in the closed position; and, a fabric hinge connecting one of the sidepieces to an associated lens.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1991-03-08 | 1991-09-07 | 1992-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-03-08 | 1995-09-07 | 1996-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-03-08 | 1999-09-07 | 2000-03-08 | $7700.00 | Window Closed / Lapsed |