Westmont Inc.

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Patent Activity in the Last 10 Years

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4995620 Self-compensating seal for a rotating shaftExpiredJan 03, 89Feb 26, 91[F16J]
4664162 Valve bag placerExpiredJan 31, 86May 12, 87[B65B]
4612964 Combined auger and air-type valve bag filling machineExpiredApr 01, 85Sep 23, 86[B65B]
4597510 Impeller packing machine with pre-conditioning hopperExpiredMar 02, 84Jul 01, 86[B65G, G01F]

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