USD651228SActiveUtility

Optical lens

59
Assignee: LAI CHIH-MINGPriority: Sep 17, 2009Filed: Dec 28, 2009Granted: Dec 27, 2011
Est. expirySep 17, 2029(~3.2 yrs left)· nominal 20-yr term from priority
Inventors:Chih-Ming LaiMing-Young Shiao
59
PatentIndex Score
8
Cited by
14
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an optical lens, as shown.

Cited by (0)

No later patents cite this yet.

References (0)

No backward citations on record.