Eyeglass frame construction for removable lenses
Abstract
Abstract READIY CHANGEABLE EYEGLASS LENSES, MORE PARTICULARLY, A FRAME WITH LENS MOUNTING RIMS HAVING INWARD SURFACES RABBETED TO PROVIDE GROOVES EACH HAVING A LEDGE-LIKE LENS SEATING AND BACKING FLANGE. EACH GROOVE FUNCTIONS TO LODGE THE COMPRESSIBLY RESILIENT MOLDING THEREIN. TOP AND BOTTOM PORTIONS OF THE MOLDING ARE RESPECTIVELY PROVIDED WITH A LENS PILOTING AND RETAINING LIP-LIKE GUARD AND A ROW OF PLIANT EAR-LIKE DETENTS WHICH CAN BE FLEXED AT WILL. THE USER CAN POP OUT THE LENSES AND SNAP THEM IN PLACE IN A SELECTIVELY USABLE ALTERNATE FRAME. ONE SET OF LENSES CAN BE USED IN HIGHLY DECORATIVE FRAMES OF UNIQUE SHAPES, COLORS AND DESIGN TO HARMONIZE WITH APPAREL AND COSTUME JEWELRY.
Inventors
- 👤 Lorna R Braget
Bibliographic Details
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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) | 1974-01-04 | 1974-07-06 | 1975-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-04 | 1978-07-06 | 1979-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-04 | 1982-07-06 | 1983-01-05 | $7700.00 | Window Closed / Lapsed |