METSO AUTOMATION USA INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
D21C PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE- CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR127

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7204914 System and method for controlling a processor including a digester utilizing time-based assessmentsAug 13, 03Apr 17, 07[D21C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2009/0140,186 ENERGY EFFICIENT SOLENOID FOR MECHANICALLY ACTUATING A MOVABLE MEMBERAbandonedDec 03, 07Jun 04, 09[F16K, H01F]
2008/0236,771 SYSTEM AND METHOD FOR CONTROLLING A PROCESSOR INCLUDING A DIGESTER UTILIZING TIME-BASED ASSESSMENTSAbandonedMar 26, 07Oct 02, 08[D21C]
2003/0000,669 Methods and systems for controlling paper quality by adjusting fiber filter parametersAbandonedApr 29, 02Jan 02, 03[D01B, D21F]
6431317 Rotary electric actuator with a mechanical spring return back-upExpiredAug 11, 00Aug 13, 02[F16D, F03G]
6401754 Four way valveExpiredOct 12, 00Jun 11, 02[F16K]

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