| US 7,500,750 B2 | ||
| Method and system for tracking the wearable life of an ophthalmic product | ||
| Anton Sabeta, 283 Danforth Ave., Suite 184, Toronto, Ontario M4K 1N2 (Canada) | ||
| Filed on May 23, 2006, as Appl. No. 11/419,978. | ||
| Claims priority of provisional application 60/683723, filed on May 24, 2005. | ||
| Prior Publication US 2006/0267768 A1, Nov. 30, 2006 | ||
| Int. Cl. G02C 7/02 (2006.01) | ||
| U.S. Cl. 351—177 [351/158] | 20 Claims |
| 1. A method for tracking the wearable life of an ophthalmic product, said ophthalmic product having expiration data, said
method comprising the steps of:
providing on or within said ophthalmic product at least one data carrier for carrying data related to said ophthalmic product,
said data carrier having a first device operable in a magnetic and/or electrical mode;
providing an activation signal from an external means;
activating said first device with said activation signal to cause said first device to emit said data in response to said
activating signal;
recording said time said first device is activated;
processing said received data to determine the wearable life of said ophthalmic product, based on the lapsed time between
said time of activation and said expiration data; and
wherein said ophthalmic product is one of a contact lens, an intra-ocular lens, or a lens for eyeglasses.
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