Method for manufacturing ophthalmic lenses

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 6241922
SERIAL NO

09311053

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The invention provides methods for producing ophthalmic lens by casting resin layers onto an optical preform. Resin containment in the mold assembly is achieved by the use of a high viscosity resin bead.

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Patent Owner(s)

Patent OwnerAddress
ESSILOR INTERNATIONAL (COMPAGNIE GENERALE D'OPTIQUE)94220 CHARENTON-LE-PONT

International Classification(s)

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  • 1999 Application Filing Year
  • B29D Class
  • 303 Applications Filed
  • 149 Patents Issued To-Date
  • 49.18 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances1999200020012002200320042005200620070255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bishop, Joseph Andrew Salem, VA 1 5
Foster, Charles Thaxton, VA 6 59

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Patent Citation Ranking

  • 5 Citation Count
  • B29D Class
  • 3.91 % this patent is cited more than
  • 24 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges57224114211211401 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 8081 - 9091 - 100100 +05101520253035404550556065707580

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