ACCESS INDUSTRIAL INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E02D FOUNDATIONS; EXCAVATIONS; EMBANKMENTS 122
 
  
 
E04G SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR OTHER BUILDING AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS121

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
D322362 Stairway lift chairExpiredDec 05, 88Dec 17, 91[]
5052521 Stairway wheelchair liftExpiredMay 18, 88Oct 01, 91[B66B]
4913264 Stairway chairlift mechanismExpiredFeb 02, 88Apr 03, 90[B66B]
4904916 Electrical control system for stairway wheelchair liftExpiredMay 18, 88Feb 27, 90[B66B]

Top Inventors for This Owner

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