KOH-I-NOOR INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B43K IMPLEMENTS FOR WRITING OR DRAWING 124

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
D395672 Ink stylus penMay 27, 97Jun 30, 98[1906]
5336007 Plotter pen with indicator circuitJun 08, 93Aug 09, 94[B43K]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5662513 Brassiere strap fastener and method using sameExpiredFeb 13, 96Sep 02, 97[A41F]
5420615 Unitary body plotter penExpiredJan 19, 93May 30, 95[G01D]
5172871 Apparatus for guiding a web of material across a driven drumExpiredFeb 01, 91Dec 22, 92[B65H]
5172995 Plotter pen with coaxial reservoirExpiredApr 19, 91Dec 22, 92[B43K]
5067839 Stylo pen tip and auxiliary removing toolExpiredDec 10, 90Nov 26, 91[B43K]
5052841 Stylo pen tipExpiredMay 18, 90Oct 01, 91[B43K]

Top Inventors for This Owner

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