CANGEN HOLDINGS, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 3122

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7338271 Extrusion head having a rotating dieMay 19, 04Mar 04, 08[B29C]
7247012 Rotatable head for forming spiral extrusionsMay 19, 04Jul 24, 07[B29C]
5358570 Crosshead apparatus for jacketing wire coreMar 16, 94Oct 25, 94[B05L]
5108683 Apparatus and method for extruding single and multiple layers of plasticApr 05, 91Apr 28, 92[B29C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7163388 Method and apparatus for incorporating lumens into the wall of a tubular extrusionExpiredMay 19, 04Jan 16, 07[B29C]
2005/0258,565 Method and apparatus for forming a striped extrusionAbandonedMay 19, 04Nov 24, 05[B29C]
2005/0167,881 Inline spiral extrusion headAbandonedFeb 02, 04Aug 04, 05[B29C]
6576056 Tip assembly for extrusion die assemblyExpiredFeb 27, 01Jun 10, 03[B05C]
6402853 Method and apparatus for removing plastic residueExpiredOct 03, 00Jun 11, 02[B08B]

Top Inventors for This Owner

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