TUNG YIK INTERNATIONAL LTD.

Patent Owner

Watch Compare Add to Portfolio

Stats

Details

Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B43K IMPLEMENTS FOR WRITING OR DRAWING 223

Top Patents (by citation)

Upgrade to the Professional Level to View Top Patents for this Owner. Learn More

Recent Publications

  • No Recent Publications to Display

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9694620 Reservoir type writing pen having micro-porous straight-liquid structureJul 30, 15Jul 04, 17[B43K]
8591132 Writing pen with ink storageOct 27, 10Nov 26, 13[B43K]
D482391 Star shaped marker penOct 15, 02Nov 18, 03[1906]
D482392 Crescent shaped marker penOct 15, 02Nov 18, 03[1906]
D482393 Cat face marker penOct 28, 02Nov 18, 03[1906]
D482397 Triangular barrel marker penOct 28, 02Nov 18, 03[1906]
D480421 Marker penOct 28, 02Oct 07, 03[1906]
D479856 Marker penOct 28, 02Sep 23, 03[1906]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2005/0083,680 Illuminable writing instrumentAbandonedOct 20, 03Apr 21, 05[B43K]
6837639 Illuminable writing instrumentExpiredMay 19, 03Jan 04, 05[B43K]

Top Inventors for This Owner

Upgrade to the Professional Level to View Top Inventors for this Owner. Learn More

We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!

We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.