Inventor · disambiguated record
Darrell A. Richmond
Also filed as: RICHMOND DARRELL · RICHMOND DARRELL A
53 granted patents·9 pending applications·335 citations·filing 1994–2024
98Inventor score
Files withL&P PROPERTY MAN CO35L & P PROPERTY MANAGEMENT CO17EIGENMANN GUIDO3HAFFNER DAVID S3BROTTLUND VON W1
Top patents by PatentIndex Score
62 records- 0197US9943173B2Pocketed spring comfort layer and method of making sameL&P PROPERTY MAN CO·Filed 2015·Granted Apr 17, 2018·35 cites·16 claims
- 0297US8978183B1Pocketed spring assemblyL & P PROPERTY MANAGEMENT CO·Filed 2014·Granted Mar 17, 2015·51 cites·26 claims
- 0395US10206515B1Pocketed spring assemblyL&P PROPERTY MAN CO·Filed 2017·Granted Feb 19, 2019·18 cites·22 claims
- 0493US10973339B2Pocketed spring comfort layer having at least one foam layer and method of making sameL&P PROPERTY MAN CO·Filed 2020·Granted Apr 13, 2021·3 cites·20 claims
- 0592US7921561B2Bedding or seating product made with coil springs having unknotted end turns with bumpsL & P PROPERTY MANAGEMENT CO·Filed 2007·Granted Apr 12, 2011·30 cites·11 claims
- 0690USD880215SPocketed spring comfort layerL&P PROPERTY MAN CO·Filed 2018·Granted Apr 7, 2020·5 cites·1 claims
- 0789US9332856B2Pocketed spring assembly comprising strings of springs of different heights and enhanced ventilationL&P PROPERTY MAN CO·Filed 2014·Granted May 10, 2016·14 cites·20 claims
- 0888US10512340B2Pocketed spring assembly comprising strings of springs with tabsL&P PROPERTY MAN CO·Filed 2017·Granted Dec 24, 2019·9 cites·20 claims
- 0985US10624467B2Pocketed spring comfort layerL&P PROPERTY MAN CO·Filed 2018·Granted Apr 21, 2020·3 cites·26 claims
- 1085US9764939B2Method of making strings of pocketed springsL&P PROPERTY MAN CO·Filed 2015·Granted Sep 19, 2017·3 cites·19 claims
- 1184USD878840SPocketed spring comfort layerL&P PROPERTY MAN CO·Filed 2019·Granted Mar 24, 2020·5 cites·1 claims
- 1283US11109686B2Method of making a continuous string of pocketed springsL&P PROPERTY MAN CO·Filed 2019·Granted Sep 7, 2021·1 cites·27 claims
- 1383US2024206636A1Welding Apparatus for Strings of SpringsL&P PROPERTY MAN CO·Filed 2024·Application pending·0 cites
- 1482US10750877B2Pocketed spring comfort layer having at least one foam layer and method of making sameL&P PROPERTY MAN CO·Filed 2018·Granted Aug 25, 2020·2 cites·31 claims
- 1582US9345334B2Pocketed spring assembly comprising strings of springs having Y-shaped seams separating adjacent pocketsL&P PROPERTY MAN CO·Filed 2013·Granted May 24, 2016·8 cites·37 claims
- 1680US10624466B2Pocketed spring comfort layerL&P PROPERTY MAN CO·Filed 2018·Granted Apr 21, 2020·2 cites·20 claims
- 1779US10477979B2Pocketed spring assemblyL&P PROPERTY MAN CO·Filed 2017·Granted Nov 19, 2019·4 cites·32 claims
- 1879US9968203B2Pocketed spring assembly comprising strings of springs having non-linear separating seamsL&P PROPERTY MAN CO·Filed 2016·Granted May 15, 2018·3 cites·24 claims
- 1979US9775442B2Pocketed spring assembly comprising strings of springs having non-linear separating seamsL&P PROPERTY MAN CO·Filed 2016·Granted Oct 3, 2017·3 cites·27 claims
- 2079US8769748B2Spring core having border wire with generally rectangular cross-sectionL & P PROPERTY MANAGEMENT CO·Filed 2013·Granted Jul 8, 2014·5 cites·20 claims
- 2174US8429772B2Coil spring having unknotted end turns with bumpsEIGENMANN GUIDO·Filed 2010·Granted Apr 30, 2013·5 cites·7 claims
- 2273US9370252B2Pocketed spring assemblyL&P PROPERTY MAN CO·Filed 2014·Granted Jun 21, 2016·5 cites·20 claims
- 2372US12245701B2Sectioned pocketed spring assemblyL&P PROPERTY MAN CO·Filed 2021·Granted Mar 11, 2025·0 cites·19 claims
- 2472US10010189B2Pocketed spring assembly comprising strings of springs of different heights and enhanced ventilationL&P PROPERTY MAN CO·Filed 2016·Granted Jul 3, 2018·2 cites·20 claims
- 2571US8429779B2Bedding or seating product made with coil springs having unknotted end turns with bumpsEIGENMANN GUIDO·Filed 2010·Granted Apr 30, 2013·4 cites·23 claims
- 2671US8327475B2Bedding foundation having nestably stackable spring assembly welded to border wire with generally rectangular cross-sectionHAFFNER DAVID S·Filed 2012·Granted Dec 11, 2012·6 cites·22 claims
- 2769US10722044B2Dual-layered fabric for use in pocketed spring assemblyL&P PROPERTY MAN CO·Filed 2018·Granted Jul 28, 2020·2 cites·30 claims
- 2869US9066603B2Adjustable bedding foundation and process of making sameMOSSBECK NIELS S·Filed 2012·Granted Jun 30, 2015·6 cites·29 claims
- 2968US8332974B2Bedding foundation having border wire with generally rectangular cross-sectionHAFFNER DAVID S·Filed 2010·Granted Dec 18, 2012·5 cites·22 claims
- 3067US10010190B2Pocketed spring assemblyL&P PROPERTY MAN CO·Filed 2016·Granted Jul 3, 2018·2 cites·17 claims
- 3167US9427090B2Pocketed spring assembly comprising strings of springs having Y-shaped seamsL&P PROPERTY MAN CO·Filed 2014·Granted Aug 30, 2016·4 cites·25 claims
- 3267US7805780B2Bedding foundation having nestable stackable componentsL & P PROPERTY MANAGEMENT CO·Filed 2009·Granted Oct 5, 2010·8 cites·18 claims
- 3365US9044102B2Spring core having border wire with generally rectangular cross-sectionL & P PROPERTY MANAGEMENT CO·Filed 2014·Granted Jun 2, 2015·3 cites·20 claims
- 3464US12336636B2Posturized pocketed spring comfort layerL&P PROPERTY MAN CO·Filed 2020·Granted Jun 24, 2025·0 cites·20 claims
- 3564US8893388B2Method of making spring core for a bedding or seating productEIGENMANN GUIDO·Filed 2012·Granted Nov 25, 2014·2 cites·11 claims
- 3664US7930777B2Bedding foundation having nestable stackable componentsL & P PROPERTY MANAGEMENT CO·Filed 2010·Granted Apr 26, 2011·4 cites·18 claims
- 3761US9414692B2Pocketed spring assembly comprising strings of springs having Y-shaped seams and insertsL&P PROPERTY MAN CO·Filed 2014·Granted Aug 16, 2016·2 cites·25 claims
- 3860US8490232B2Spring core having border wire with generally rectangular cross-sectionHAFFNER DAVID S·Filed 2010·Granted Jul 23, 2013·3 cites·19 claims
- 3960USD574168SEnd portion of a coil springL & P PROPERTY MANAGEMENT CO·Filed 2007·Granted Aug 5, 2008·11 cites·1 claims
- 4057US11317730B2Pocketed spring assemblyL&P PROPERTY MAN CO·Filed 2019·Granted May 3, 2022·0 cites·26 claims
- 4157US10426274B2Pocketed spring assembly comprising strings of springs having non-linear separating seamsL&P PROPERTY MAN CO·Filed 2018·Granted Oct 1, 2019·0 cites·24 claims
- 4257US2007157541A1Wire rebar chairL & P PROPERTY MANAGEMENT CO·Filed 2006·Application pending·0 cites
- 4356US12369722B2Method of disassembling pocketed spring assembly with dimensionally stabilizing substrateL&P PROPERTY MAN CO·Filed 2023·Granted Jul 29, 2025·0 cites·20 claims
- 4456US10399847B2Apparatus for ventilating fabric used to make pocketed springsL&P PROPERTY MAN CO·Filed 2017·Granted Sep 3, 2019·0 cites·18 claims
- 4556US7398568B1Bedding foundationL & P PROPERTY MANAGEMENT CO·Filed 2007·Granted Jul 15, 2008·6 cites·16 claims
- 4655US11103083B2Comfort layer having pocketed springs of different heightsL&P PROPERTY MAN CO·Filed 2019·Granted Aug 31, 2021·0 cites·20 claims
- 4755US9138801B2Method of making a spring core for a bedding or seating productL & P PROPERTY MANAGEMENT CO·Filed 2014·Granted Sep 22, 2015·0 cites·11 claims
- 4855USD575564STop portion of a spring coreL & P PROPERTY MANAGEMENT CO·Filed 2007·Granted Aug 26, 2008·9 cites·1 claims
- 4955US2019269251A1Posturized Pocketed Spring Comfort LayerL&P PROPERTY MAN CO·Filed 2018·Application pending·0 cites
- 5055US2024225299A1Partially Foam Encased Pocketed Spring AssemblyL&P PROPERTY MAN CO·Filed 2023·Application pending·0 cites
Showing the top 50 of 62 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Darrell A. Richmond files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →