Champion International Corporation

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Patent Activity in the Last 10 Years

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Top Patents (by citation)

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
D510995 Air blowerDec 17, 03Oct 25, 05[2304]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6111232 Recovery boiler smelt spoutExpiredMar 19, 98Aug 29, 00[F24H, H05B]
5938892 Process for recycling bleach plant filtrateExpiredApr 08, 94Aug 17, 99[D21C]
5853535 Process for manufacturing bleached pulp including recyclingExpiredNov 07, 94Dec 29, 98[D21C]
5849140 Label applicatorExpiredJul 24, 97Dec 15, 98[B65H]
5847265 Pinhole testExpiredApr 18, 97Dec 08, 98[G01M]
5402980 Wound paper roll support apparatusExpiredApr 19, 94Apr 04, 95[F16M]
5314585 Low shear Uhle boxExpiredMay 10, 93May 24, 94[D21F]
5142158 Cant dimension readere using moving light sourceExpiredMay 16, 91Aug 25, 92[G01N]
5094751 Self-cleaning filter assemblyExpiredMar 01, 91Mar 10, 92[B01D]
5021040 Paperboard container having leak preventative raised sealing scoresExpiredMay 21, 87Jun 04, 91[B65D]
5015335 Chlorine dioxide static distributorExpiredSep 17, 90May 14, 91[D21C]
4993942 Lime sludge kilnExpiredJun 18, 90Feb 19, 91[F27B]
4976394 Two-part carton with carrying handleExpiredApr 11, 90Dec 11, 90[B65D]
4952147 Lime sludge kilnExpiredOct 01, 86Aug 28, 90[F27B]
4864734 Scale stabilzerExpiredMar 28, 88Sep 12, 89[B43L]
4865358 Slide rail hose assemblyExpiredOct 14, 88Sep 12, 89[F16L]
4838692 Temperature-compensated apparatus and method for determining pulp stock consistencyExpiredJan 22, 88Jun 13, 89[G01N]
4802620 Gable top carton for preventing wickingExpiredApr 01, 88Feb 07, 89[B65D]
4787952 Temperature modulated glue bead testing apparatusExpiredMar 28, 85Nov 29, 88[B29F]
4755305 Continuous dewatering methodExpiredApr 11, 86Jul 05, 88[C02F]

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