Inventor · disambiguated record
Thomas Purcell
Also filed as: PURCELL JR THOMAS H · PURCELL THOMAS
66 granted patents·21 pending applications·1,294 citations·filing 2004–2025
99Inventor score
Files withAstura Medical Inc34ALPHATEC SPINE INC24PURCELL THOMAS9EIT EMERGING IMPLANT TECH GMBH3LORIO MORGAN PACKARD3
Top patents by PatentIndex Score
87 records- 0196US11039861B2Pivotal bone anchor assembly with snap-in-place bushing above a shank head hemisphereALPHATEC SPINE INC·Filed 2020·Granted Jun 22, 2021·3 cites·20 claims
- 0296US10980644B2Expandable cageAstura Medical Inc·Filed 2019·Granted Apr 20, 2021·33 cites·16 claims
- 0396US8206420B2Spinous process device and method of usePATEL NIRALI·Filed 2009·Granted Jun 26, 2012·99 cites·15 claims
- 0495US11654030B2Standalone anterior lumber interbody spacerAstura Medical Inc·Filed 2020·Granted May 23, 2023·8 cites·14 claims
- 0595US11638650B2Standalone anterior cervical interbody spacerAstura Medical Inc·Filed 2020·Granted May 2, 2023·6 cites·20 claims
- 0695US7377923B2Variable angle spinal screw assemblyALPHATEC SPINE INC·Filed 2004·Granted May 27, 2008·286 cites·12 claims
- 0794US11389207B2Bottom loaded bone screw assembly with direct pivotal engagement between screw head and body memberALPHATEC SPINE INC·Filed 2021·Granted Jul 19, 2022·2 cites·22 claims
- 0894US7485145B2Artificial intervertebral disc assemblyALPHATEC SPINE INC·Filed 2005·Granted Feb 3, 2009·114 cites·15 claims
- 0993US10595906B2Spinal screw assembly with pressure bushing for pre-lock friction fitALPHATEC SPINE INC·Filed 2019·Granted Mar 24, 2020·9 cites·30 claims
- 1093US7481813B1Securing device and corresponding methods thereof for bone fixation systemsALPHATEC SPINE INC·Filed 2005·Granted Jan 27, 2009·113 cites·20 claims
- 1192US11819248B2Pivotal bone anchor assembly with snap-in-place pre-lock friction fit bushingALPHATEC SPINE INC·Filed 2022·Granted Nov 21, 2023·1 cites·29 claims
- 1292US10595905B2Spinal screw assembly with snap-in-place bushing above a shank head hemisphereALPHATEC SPINE INC·Filed 2019·Granted Mar 24, 2020·8 cites·21 claims
- 1392US10537366B2Pivotal bone anchor assembly with snap-in-place bushing for pre-lock friction fitALPHATEC SPINE INC·Filed 2019·Granted Jan 21, 2020·8 cites·30 claims
- 1492US10524840B2Variable angle bone anchor assembly having biased bushing press fitmentALPHATEC SPINE INC·Filed 2019·Granted Jan 7, 2020·8 cites·30 claims
- 1592US10349983B2Pivotal bone anchor assembly with biased bushing for pre-lock friction fitALPHATEC SPINE INC·Filed 2014·Granted Jul 16, 2019·27 cites·30 claims
- 1692US8298265B2Variable angle spinal screw assemblyPURCELL THOMAS·Filed 2008·Granted Oct 30, 2012·53 cites·24 claims
- 1789US11806004B2Spring loaded translating lateral retractor bladeAstura Medical Inc·Filed 2022·Granted Nov 7, 2023·2 cites·12 claims
- 1889US10751093B2Pivotal bone anchor assembly with snap-in-place bushing having resilient alignment tabs and shank head engaging slotsALPHATEC SPINE INC·Filed 2019·Granted Aug 25, 2020·4 cites·20 claims
- 1989US10617448B2Variable angle spinal screw assembly with press fitment bushingALPHATEC SPINE INC·Filed 2019·Granted Apr 14, 2020·4 cites·15 claims
- 2089US10588667B2Top and bottom loadable bone screw assembly with direct pivotal engagement between shank head and receiverALPHATEC SPINE INC·Filed 2019·Granted Mar 17, 2020·4 cites·30 claims
- 2189US10537365B2Pivotal bone anchor assembly with biased bushing for pre-lock friction fitALPHATEC SPINE INC·Filed 2019·Granted Jan 21, 2020·4 cites·30 claims
- 2289US8636775B2Variable angle spinal screw assemblyPURCELL THOMAS·Filed 2012·Granted Jan 28, 2014·21 cites·15 claims
- 2389US6978970B2Aircraft with foldable tail assemblyPURCELL JR THOMAS H·Filed 2004·Granted Dec 27, 2005·64 cites·18 claims
- 2488US8882661B2RetractorHUTTON CLARK·Filed 2007·Granted Nov 11, 2014·50 cites·17 claims
- 2588US8425602B2Curvilinear spinal access method and deviceGUYER JEFFREY·Filed 2009·Granted Apr 23, 2013·63 cites·22 claims
- 2688US8075594B2Multi-axial transverse rod connectorPURCELL THOMAS·Filed 2007·Granted Dec 13, 2011·62 cites·18 claims
- 2786US8328870B2Stand-alone interbody fixation systemPATEL NIRALI·Filed 2010·Granted Dec 11, 2012·41 cites·18 claims
- 2886US8152714B2Curviliner spinal access method and deviceGARCIA-BENGOCHEA JAVIER·Filed 2008·Granted Apr 10, 2012·33 cites·18 claims
- 2986US2023346432A1Method of assembling a pivotal bone anchor assembly with snap-in-place bushingALPHATEC SPINE INC·Filed 2023·Application pending·0 cites
- 3085US11826260B2Expandable interbody spacerAstura Medical Inc·Filed 2022·Granted Nov 28, 2023·1 cites·20 claims
- 3184US9737344B2Spinous process device and method of useALPHATEC SPINE INC·Filed 2013·Granted Aug 22, 2017·8 cites·10 claims
- 3284US7806912B2Transverse rod connectorALPHATEC SPINE INC·Filed 2006·Granted Oct 5, 2010·64 cites·20 claims
- 3379US9408710B2Intervertebral device and methods of usePURCELL THOMAS·Filed 2011·Granted Aug 9, 2016·9 cites·16 claims
- 3479US9358131B2Intervertebral device and methods of useLORIO MORGAN PACKARD·Filed 2011·Granted Jun 7, 2016·9 cites·16 claims
- 3578US9968347B2RetractorALPHATEC SPINE INC·Filed 2014·Granted May 15, 2018·9 cites·18 claims
- 3677US8636773B2Spinous process device and method of useSTERN JOSEPH·Filed 2012·Granted Jan 28, 2014·17 cites·10 claims
- 3776US9883955B2Minimally invasive intervertebral systems and methodsLORIO MORGAN PACKARD·Filed 2016·Granted Feb 6, 2018·2 cites·34 claims
- 3875US10441433B2Stand-alone interbody fixation systemALPHATEC SPINE INC·Filed 2012·Granted Oct 15, 2019·9 cites·11 claims
- 3974US10045858B2Intervertebral device and methods of useLORIO MORGAN PACKARD·Filed 2016·Granted Aug 14, 2018·2 cites·27 claims
- 4073US12290253B2Spring loaded translating lateral retractor bladeAstura Medical Inc·Filed 2023·Granted May 6, 2025·0 cites·20 claims
- 4172US12350174B2Fixation member inserter instrumentAstura Medical Inc·Filed 2023·Granted Jul 8, 2025·0 cites·18 claims
- 4272US10952868B2Intervertebral device and methods of useEIT EMERGING IMPLANT TECH GMBH·Filed 2018·Granted Mar 23, 2021·1 cites·20 claims
- 4372US10653536B2Minimally invasive intervertebral systems and methodsEIT EMERGING IMPLANT TECH GMBH·Filed 2018·Granted May 19, 2020·1 cites·20 claims
- 4471US12178711B2Standalone anterior cervical interbody spacerAstura Medical Inc·Filed 2023·Granted Dec 31, 2024·0 cites·20 claims
- 4569US11701242B2Minimally invasive intervertebral systems and methodsEIT EMERGING IMPLANT TECH GMBH·Filed 2020·Granted Jul 18, 2023·0 cites·19 claims
- 4669US8900276B2Adjustable occipital platePURCELL THOMAS·Filed 2006·Granted Dec 2, 2014·10 cites·45 claims
- 4768US11759246B2Stylet screw driverAstura Medical Inc·Filed 2022·Granted Sep 19, 2023·0 cites·17 claims
- 4868US2019133646A1Pivotal bone anchor assembly with snap-in-place biasing bushing for pre-lock friction fitALPHATEC SPINE INC·Filed 2019·Application pending·0 cites
- 4967US12458513B2Height and lordosis adjustable spacerAstura Medical Inc·Filed 2023·Granted Nov 4, 2025·0 cites·16 claims
- 5067US8092498B2Occipital fixation screwSAMUDRALA SRINATH·Filed 2008·Granted Jan 10, 2012·16 cites·23 claims
Showing the top 50 of 87 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →