The Patent Finder

Simon Engineering Dudley Limited

Also on record
Records under this name other than patents Simon Engineering Dudley Limited holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.

Showing 1 to 7 of 7 · Back to Simon Engineering Dudley Limited

PatentTitleStatus Expires Confidence
US 4,179,010Access equipment
Term ended
Term ended no later than Dec 18, 1999 · Low confidence
Term endedTerm ended no later than Dec 18, 1999Low confidence
US 4,222,457Hydraulic platforms
Term ended
Term ended no later than Sep 16, 2000 · Low confidence
Term endedTerm ended no later than Sep 16, 2000Low confidence
US 4,286,721Access equipment
Term ended
Term ended no later than Sep 1, 2001 · Low confidence
Term endedTerm ended no later than Sep 1, 2001Low confidence
US 4,294,188Hydraulically operated access equipment
Term ended
Term ended no later than Oct 13, 2001 · Low confidence
Term endedTerm ended no later than Oct 13, 2001Low confidence
US 4,296,833Hydraulically operated access equipment
Term ended
Term ended no later than Oct 27, 2001 · Low confidence
Term endedTerm ended no later than Oct 27, 2001Low confidence
US 4,536,009Vehicle stabilizing system
Term ended
Term ended no later than Aug 20, 2005 · Low confidence
Term endedTerm ended no later than Aug 20, 2005Low confidence
US 4,687,073Hydraulically elevatable access equipment
Term ended
Term ended no later than Aug 18, 2007 · Low confidence
Term endedTerm ended no later than Aug 18, 2007Low confidence
The Patent Finder CompaniesExpirationsCalculatorWatchlistPricing MethodologyCorrectionsLegalPrivacysupport@thepatentfinder.com Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) Part of 137 Finder · © 2026 137 Finder LLC · Sources cited