USD519134SExpiredUtility

Alignment markings for lens blanks

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Assignee: NAT OPTRONICS INCPriority: Sep 11, 2002Filed: Oct 29, 2004Granted: Apr 18, 2006
Est. expirySep 11, 2022(expired)· nominal 20-yr term from priority
Inventors:Daniel E. AndrewsJennifer Snyder Shanks
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PatentIndex Score
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Cited by
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References
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Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for alignment markings for lens blanks, as shown and described.

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