Watlow Polymer Technologies

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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 1124
 
  
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 1110

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6744978 Small diameter low watt density immersion heating elementJul 19, 01Jun 01, 04[H05B]
6432344 Method of making an improved polymeric immersion heating element with skeletal support and optional heat transfer finsNov 04, 98Aug 13, 02[B29C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6541744 Packaging having self-contained heaterExpiredFeb 12, 01Apr 01, 03[H05B]
2002/0043,525 Formable thermoplastic laminate heating tray assembly suitable for heating frozen foodAbandonedOct 11, 01Apr 18, 02[H05B]
2002/0040,898 Wound and themoformed element and method of manufacturing sameAbandonedApr 10, 01Apr 11, 02[H05B]
2002/0040,901 Heated food service shelf for warming cookies and the likeAbandonedFeb 12, 01Apr 11, 02[H05B]
2002/0038,799 Formable thermoplastic laminate heating assembly useful in heating cheese and hot fudgeAbandonedFeb 12, 01Apr 04, 02[H05B]
2002/0038,800 Formable thermoplastic laminate heating assembly useful in heating cheese and hot fudgeAbandonedOct 11, 01Apr 04, 02[H05B]
2002/0038,801 Formable thermoplastic laminate heating tray assembly suitable for heating frozen foodAbandonedFeb 12, 01Apr 04, 02[H05B]
6233398 Heating element suitable for preconditioning print mediaExpiredMar 24, 99May 15, 01[H05B]

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