4. Plastic and nonmetallic article shaping or treating: processes
  5. Optical article shaping or treating
  6. Rotational molding

Charles R. Briggs

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Contact lenses

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Reexamination Certificate

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Laminated cosmetic contact lens and method of making same

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Ophthalmic lenses or blanks
Patent

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Method of making toric contact lenses

Plastic and nonmetallic article shaping or treating: processes – Optical article shaping or treating – Rotational molding
Patent

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Profile ID: LFUS-PAI-P-1421568

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