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Class Information
Number: 351/142
Name: Optics: eye examining, vision testing and correcting > Spectacles and eyeglasses > Connectors > Strap type
Description: Subject matter wherein the lens securing device comprised a strap with spaced ears or arms for engaging the lens therebetween.

Sub-classes under this class:

Class Number Class Name Patents
351/148 Adjusting 7
351/144 With cementing or fusing 8
351/152 With clamping arms 7
351/145 With cushion around lens screw or bolt 5
351/149 With interengaging projection and recess 33
351/143 With particular bracing bar or stud 3
351/150 With resilient parts (e.g., resilient strap arms) 1
351/147 With serrated interengaging parts 5

Patents under this class:

Patent Number Title Of Patent Date Issued
8622541 Eyeglass frames Jan. 7, 2014
5781273 Retainer system for replacing existing eyeglass temples Jul. 14, 1998
4380379 Optometric device Apr. 19, 1983

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