Patent US4692002A successfully refreshed from Google Patents.
US4692002A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Headband attachable to spectacles frame stems
Assignee: Dive NSurf Inc
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Filing: 1985-11-18
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Granted: 1987-09-08
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Expires: 2005-11-18
Abstract
Abstract An eye glass frame retainer comprising (a) an elongated band that is lengthwise stretchable, the band of a length to extend about the back of the wearer's head, (b) the band having substantially the same width throughout its length, including end portions thereof, (c) each of said end portions containing a series of lengthwise spaced through perforations sized to stretchably pass an eyeglasses frame stem so as to grip the stem and retain the end portion thereon, when the band is stretched about the wearer's head, exerting endwise force on said band end portions.
Inventors
- 👤 Robert W. Meistrell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 03:04
CPC Classifications
G; G02; G02C; G02C3/00; G02C3/003; G02C11/00
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
152 words
An eye-glass frame retainer comprising (a) an elongated band that is lengthwise stretchable, the band of a length to extend about the back of the wearer's head, (b) the band having substantially the same width throughout its length, including end portions thereof, (d) each of said end portions containing a series of lengthwise spaced through perforations sized to stretchably pass an eyeglasses frame stem so as to grip the stem and retain the end portion thereon, when the band is stretched about the wearer's head, exerting endwise force on said band end portions, (d) the band consisting of a layer of elastomeric foam which is lined on one side with a sheet of stretchable fabric, all said perforations extending through both said layer and sheet, (e) and whereby when the frame having two stems is projected through perforations in said end portions, the perforations stretch open to pass and grip the stems.
Claim 2
Dependent Claim
152 words
An eye-glass frame retainer comprising (a) an elongated band that is lengthwise stretchable, the band of a length to extend about the back of the wearer's head, (b) the band having substantially the same width throughout its length, including end portions thereof, (d) each of said end portions containing a series of lengthwise spaced through perforations sized to stretchably pass an eyeglasses frame stem so as to grip the stem and retain the end portion thereon, when the band is stretched about the wearer's head, exerting endwise force on said band end portions, (d) the band consisting of a layer of elastomeric foam which is lined on one side with a sheet of stretchable fabric, all said perforations extending through both said layer and sheet, (e) and whereby when the frame having two stems is projected through perforations in said end portions, the perforations stretch open to pass and grip the stems.
Claim 3
Dependent Claim
18 words
The retainer of claim 1 wherein the sequential spacing of said perforations is between 1/4 and 1/2 inch.
Claim 4
Dependent Claim
11 words
The retainer of claim 2 wherein said perforations have arcuate boundaries.
Claim 5
Dependent Claim
16 words
The retainer of claim 3 wherein said perforations are generally circular, and of the same size.
Claim 6
Dependent Claim
26 words
The retainer of claim 1 wherein the perforations extend in a row in each end portion, and there are at least four perforations in each row.
Claim 7
Dependent Claim
26 words
The retainer of claim 5 wherein said band width is less than about 1/2 inch throughout its length said length being between 13 and 15 inches.
Claim 8
Dependent Claim
19 words
The retainer of claim 1 wherein said sheet consists of foamed NEOPRENE, and said fabric consists of stretchable NYLON.
Claim 9
Dependent Claim
17 words
The retainer of claim 1 wherein said foam has a thickness of between 1/16 and 3/16 inches.
Claim 10
Dependent Claim
14 words
The retainer of claim 4 wherein the perforations are about 1/32 inch in diameter.
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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) | 1990-09-07 | 1991-03-09 | 1991-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-09-07 | 1995-03-09 | 1995-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-09-07 | 1999-03-09 | 1999-09-08 | $7700.00 | Window Closed / Lapsed |