Assignee
HICKORY SPRINGS MFG CO
US·73 granted patents·8 pending applications·1,421 citations·filing 1973–2023
Top patents by PatentIndex Score
81 records- 0194US4225265AInterlocking bed frame membersHICKORY SPRINGS MFG CO·Filed 1978·Granted Sep 30, 1980·83 cites·14 claims
- 0293US9635952B1Sleep fabric layer with individually pocketed coilsHICKORY SPRINGS MFG CO·Filed 2015·Granted May 2, 2017·24 cites·7 claims
- 0392US6082751AStep structure for recreational vehicles and the likeHICKORY SPRINGS MFG CO·Filed 1997·Granted Jul 4, 2000·148 cites·17 claims
- 0491US10793031B1Vehicle seat with storable harnessHICKORY SPRINGS MFG CO·Filed 2018·Granted Oct 6, 2020·14 cites·12 claims
- 0591US6616239B2Rail clip for seat basesHICKORY SPRINGS MFG CO·Filed 2001·Granted Sep 9, 2003·44 cites·7 claims
- 0690US9918558B2Mattress with an air flow channelHICKORY SPRINGS MFG CO·Filed 2016·Granted Mar 20, 2018·13 cites·16 claims
- 0789US6984596B2Wire-reinforced elastic webbingHICKORY SPRINGS MFG CO·Filed 2002·Granted Jan 10, 2006·69 cites·9 claims
- 0887US9386862B1Mattress with an air flow channelHICKORY SPRINGS MFG CO·Filed 2014·Granted Jul 12, 2016·17 cites·16 claims
- 0986US6655706B1Extendable-retractable RV step and method of assembling sameHICKORY SPRINGS MFG CO·Filed 2001·Granted Dec 2, 2003·53 cites·4 claims
- 1086US6135559ASeat back reclining mechanism adaptable to chairs with stationary or movable seatsHICKORY SPRINGS MFG CO·Filed 1998·Granted Oct 24, 2000·82 cites·20 claims
- 1185US6839950B2Frame assembly for modular furniture and method of assembling the sameHICKORY SPRINGS MFG CO·Filed 2003·Granted Jan 11, 2005·41 cites·5 claims
- 1283US10391896B1Bus seatHICKORY SPRINGS MFG CO·Filed 2016·Granted Aug 27, 2019·5 cites·11 claims
- 1383US9775757B1Lift chair and seatHICKORY SPRINGS MFG CO·Filed 2015·Granted Oct 3, 2017·8 cites·15 claims
- 1483US6840066B2Webbing reinforced with high-performance polymeric yarnsHICKORY SPRINGS MFG CO·Filed 2003·Granted Jan 11, 2005·30 cites·21 claims
- 1583US5772278ARecliner chair having wall-avoiding linkage arrangementHICKORY SPRINGS MFG CO·Filed 1996·Granted Jun 30, 1998·74 cites·6 claims
- 1682US7231676B2Cross-rail support system for a bed frame with telescopic legsHICKORY SPRINGS MFG CO·Filed 2006·Granted Jun 19, 2007·30 cites·3 claims
- 1781US6733071B2Self-locking rocker recliner chairHICKORY SPRINGS MFG CO·Filed 2002·Granted May 11, 2004·42 cites·21 claims
- 1880US7578016B1One-sided innerspring assemblyHICKORY SPRINGS MFG CO·Filed 2007·Granted Aug 25, 2009·23 cites·12 claims
- 1979US12145787B2Expandable foam corner protectorHICKORY SPRINGS MFG CO·Filed 2023·Granted Nov 19, 2024·2 cites·20 claims
- 2078US6692079B2Frame assembly for modular furniture and method of assembling the sameHICKORY SPRINGS MFG CO·Filed 2001·Granted Feb 17, 2004·31 cites·12 claims
- 2178US6375169B1Mattress spring cushion assembly with combination of right-hand and left-hand spring unitsHICKORY SPRINGS MFG CO·Filed 2000·Granted Apr 23, 2002·45 cites·21 claims
- 2278US5506278APolyurethane foamsHICKORY SPRINGS MFG CO·Filed 1994·Granted Apr 9, 1996·20 cites·30 claims
- 2376US10213029B1Sleep fabric layer with individually pocketed coilsHICKORY SPRINGS MFG CO·Filed 2017·Granted Feb 26, 2019·2 cites·13 claims
- 2476US7356859B2Bedding foundation support moduleHICKORY SPRINGS MFG CO·Filed 2006·Granted Apr 15, 2008·18 cites·20 claims
- 2576US5327596ACombination spring/foam cushioningHICKORY SPRINGS MFG CO·Filed 1993·Granted Jul 12, 1994·52 cites·3 claims
- 2675US7134154B2Cross-rail support system for a bed frameHICKORY SPRINGS MFG CO·Filed 2005·Granted Nov 14, 2006·20 cites·25 claims
- 2774US9167908B1Replaceable shroud for an adjustable bedHICKORY SPRINGS MFG CO·Filed 2014·Granted Oct 27, 2015·11 cites·13 claims
- 2873US9339117B1Mattress with a visco elastic polyurethane foam layerHICKORY SPRINGS MFG CO·Filed 2014·Granted May 17, 2016·10 cites·16 claims
- 2973US9061746B2Flotation deviceHICKORY SPRINGS MFG CO·Filed 2014·Granted Jun 23, 2015·1 cites·22 claims
- 3073US8814181B1Cart apparatus for transporting cargo items to and from a recreational locationHICKORY SPRINGS MFG CO·Filed 2013·Granted Aug 26, 2014·12 cites·16 claims
- 3172US7827629B1Folding furniture structure convertible between a folded seating condition and an unfolded sleeping conditionHICKORY SPRINGS MFG CO·Filed 2008·Granted Nov 9, 2010·12 cites·14 claims
- 3268US7845036B2Edge support for mattress assembly and method for making and using the sameHICKORY SPRINGS MFG CO·Filed 2008·Granted Dec 7, 2010·20 cites·22 claims
- 3368US6689974B2Pressure switch for motorized chairsHICKORY SPRINGS MFG CO·Filed 2002·Granted Feb 10, 2004·14 cites·22 claims
- 3467US9861857B1Multiple strand pool noodleHICKORY SPRINGS MFG CO·Filed 2016·Granted Jan 9, 2018·3 cites·20 claims
- 3567US6651276B2Floating slat frame for a mattress foundationHICKORY SPRINGS MFG CO·Filed 2001·Granted Nov 25, 2003·30 cites·23 claims
- 3666US5536757APolyurethane foamsHICKORY SPRINGS MFG CO·Filed 1994·Granted Jul 16, 1996·11 cites·29 claims
- 3765US7360263B2Bedding foundation support moduleHICKORY SPRINGS MFG CO·Filed 2006·Granted Apr 22, 2008·8 cites·21 claims
- 3864US9895002B1Folding frames for furniture and beddingHICKORY SPRINGS MFG CO·Filed 2014·Granted Feb 20, 2018·7 cites·15 claims
- 3963US7017254B2Rail clip for seat basesHICKORY SPRINGS MFG CO·Filed 2003·Granted Mar 28, 2006·8 cites·4 claims
- 4062US10682930B1Bus seatHICKORY SPRINGS MFG CO·Filed 2019·Granted Jun 16, 2020·1 cites·6 claims
- 4162US7546647B1Bedding foundation and support module thereforHICKORY SPRINGS MFG CO·Filed 2008·Granted Jun 16, 2009·6 cites·42 claims
- 4262US7051384B1Foldable bed with foldable guardrailHICKORY SPRINGS MFG CO·Filed 2004·Granted May 30, 2006·26 cites·21 claims
- 4361US2014179811A1Use of low triphenylphosphate, high phosphorous content isopropyl phenyl phosphates as flame retardants in polyurethane or polyisocyanurate foamsHICKORY SPRINGS MFG CO·Filed 2013·Application pending·0 cites
- 4460US2008172975A1Rod positioner and associated methodHICKORY SPRINGS MFG CO·Filed 2007·Application pending·0 cites
- 4558US10485357B1Foam mattress with reinforced edgesHICKORY SPRINGS MFG CO·Filed 2017·Granted Nov 26, 2019·2 cites·20 claims
- 4658US9540082B1Flotation deviceHICKORY SPRINGS MFG CO·Filed 2015·Granted Jan 10, 2017·0 cites·20 claims
- 4756US3938857ARocker spring unitHICKORY SPRINGS MFG CO·Filed 1973·Granted Feb 17, 1976·15 cites·8 claims
- 4856US2022025141A1High temperature non-crosslinked polyethylene-based foam and method of making the sameHICKORY SPRINGS MFG CO·Filed 2021·Application pending·0 cites
- 4955US11161952B2Methods of insulating piping and other materials using high temperature non-crosslinked polyethylene-based foamHICKORY SPRINGS MFG CO·Filed 2019·Granted Nov 2, 2021·0 cites·7 claims
- 5055US6722736B2Movable switch for a motorized reclinerHICKORY SPRINGS MFG CO·Filed 2002·Granted Apr 20, 2004·9 cites·13 claims
Showing the top 50 of 81 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when HICKORY SPRINGS MFG CO files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →