Chang-Yu Mechanical System Ltd.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A61F FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, E.G. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS 1139

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8313534 Artificial knee jointJul 05, 11Nov 20, 12[A61F]
D527458 Artificial jointJun 07, 05Aug 29, 06[]
D526412 Artificial jointJun 07, 05Aug 08, 06[]
D526062 Artificial jointJun 15, 05Aug 01, 06[]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2006/0259,153 Artificial knee with cushion functionAbandonedMay 13, 05Nov 16, 06[A61F]
2006/0173,555 Elastic energy-stored artificial footAbandonedFeb 02, 05Aug 03, 06[A61F]

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