Hangzhou Prostar Enterprises 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
 
  
 
1906 MATERIALS AND INSTRUMENTS FOR WRITING BY HAND, FOR DRAWING, FOR PAINTING, FOR SCULPTURE, FOR ENGRAVING AND FOR OTHER ARTISTIC TECHNIQUES524

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
D694328 Ballpoint penNov 06, 11Nov 26, 13[1906]
D690359 Ballpoint penNov 06, 11Sep 24, 13[1906]
D688305 Ballpoint penNov 06, 11Aug 20, 13[1906]
D672810 Ballpoint penJun 05, 11Dec 18, 12[1906]
D672393 Ballpoint penJun 05, 11Dec 11, 12[1906]

Expired/Abandoned/Withdrawn Patents

  • No Patents to Display

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!.