VBM Corporation

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5248876 Tandem linear scanning confocal imaging system with focal volumes at different heightsExpiredApr 21, 92Sep 28, 93[G01N, G01B]
5050844 Lift assemblyExpiredOct 05, 89Sep 24, 91[B66F]
5040637 Lift assemblyExpiredFeb 16, 90Aug 20, 91[B66F]
4892028 Fluid operated circuit for controlling a dual post hydraulic lift assemblyExpiredSep 10, 84Jan 09, 90[B66F]
4505455 Synchronized double post fluid operated lift assemblyExpiredJun 21, 82Mar 19, 85[B66F]
4241901 Vehicle lift assembly and control system thereforExpiredNov 07, 77Dec 30, 80[B66F]

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