Drug – bio-affecting and body treating compositions – Live hair or scalp treating compositions – Polymer containing
Reexamination Certificate
2006-02-21
2010-12-14
Hartley, Michael G (Department: 1618)
Drug, bio-affecting and body treating compositions
Live hair or scalp treating compositions
Polymer containing
Reexamination Certificate
active
07850951
ABSTRACT:
A novel active contact lens system configured to allow the wearer to alter the corrective features of the contact lens by means of a biasing force. The biasing force can, for example, be different eye drop solutions having different pH levels.
REFERENCES:
patent: 3908680 (1975-09-01), Krezanoski
patent: 4095877 (1978-06-01), Stoy et al.
Shahinpoor Mohsen
Soltanpour David
Grafe V. Gerald
Hartley Michael G
Rogers James W
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