4. Optics: measuring and testing
  5. Lens or reflective image former testing
  6. Optical center, cylinder axis, or prism measuring or...

Benz Research and Development Corporation

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Contact lens having improved dimensional stability

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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Contact lens of high water content and high water balance

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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Contact lens of high water content and high water balance

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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Intraocular lens and haptics made of a copolymer

Prosthesis (i.e. – artificial body members) – parts thereof – or ai – Eye prosthesis – Intraocular lens
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Lens alignment and positioning method and apparatus

Optics: measuring and testing – Lens or reflective image former testing – Optical center – cylinder axis – or prism measuring or...
Patent

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