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US5384604A Expired / Lapsed US ⏱️ 0.0 years remaining

Collapsible glasses

Assignee: Individual
•
Filing: 1994-07-28
•
Granted: 1995-01-24
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Expires: 2014-07-28
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Abstract

Abstract A pair of collapsible glasses comprising two lens frames, a bridge pivotally connected between the two lens frames, two butterfly-shaped connecters respectively pivotally connecting a round front half temple with one of the two lens frame, two front half temples respectively pivotally connected with a rear half temple of a C shape made of elastic material, the two connecters able to be pivotally bent to let the front and the rear half temples stretched outward to fit the size of the face of a wearer, the two lens frames being foldable to the front of the bridge, the two front half temples being foldable to the side of the lens frames, and the rear half temples being foldable to the side of of the front half temples.

Inventors

  • 👤 Tien-Tzu Chang

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 22:08
CPC Classifications
G; G02; G02C; G02C5/00; G02C5/14; G02C5/143; G02C5/006; G02C5/02; G02C5/08; G02C5/16; G02C5/20

Claims Analysis

Total Claims: 4
Claim 1
Independent Claim 84 words
A pair of collapsible interesting glasses comprising two lens frames, a cowhead-shaped bridge pivotally connected between the two lens frames by means of screws, two butterfly-shaped connecters respectively pivotally connecting a lens frame with a round front half temple by means of screws, and two rear half temples respectively pivotally connected with two front half temples by means of screws, said pivotal connections enabling this pair of glasses be worn by various size of faces of wearers and be collapsed into various interesting forms.
Claim 2
Dependent Claim 84 words
A pair of collapsible interesting glasses comprising two lens frames, a cowhead-shaped bridge pivotally connected between the two lens frames by means of screws, two butterfly-shaped connecters respectively pivotally connecting a lens frame with a round front half temple by means of screws, and two rear half temples respectively pivotally connected with two front half temples by means of screws, said pivotal connections enabling this pair of glasses be worn by various size of faces of wearers and be collapsed into various interesting forms.
Claim 3
Dependent Claim 51 words
The pair of collapsible interesting glasses as claimed in claim 1, wherein said lens frames, said bridge, said pivotal butterfly-shaped connecters, said front half temples and said rear half temples are provided with projecting ears each bored with a screw hole for screws to engage to pivotally combine with each other.
Claim 4
Dependent Claim 31 words
The pair of collapsible interesting glasses as claimed in claim 1, wherein said rear half temples is made of an elastic material and shaped as C with an opening facing downward.

References Cited (Backward Citations)

US531095A Cited
GB354168A Cited
US1936319A Cited
US2537248A Cited
US5218384A Cited
US5028126A Cited
US5231429A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1998-01-23 1998-07-25 1999-01-24 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 2002-01-23 2002-07-25 2003-01-24 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2006-01-23 2006-07-25 2007-01-24 $7700.00 Window Closed / Lapsed

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