Inventor · disambiguated record
Felix L. Sorkin
Also filed as: SORKIN FELIX · SORKIN FELIX L
173 granted patents·30 pending applications·4,068 citations·filing 1988–2025
99Inventor score
Top patents by PatentIndex Score
203 records- 0199US6761002B1Connector assembly for intermediate post-tension anchorage systemFiled 2002·Granted Jul 13, 2004·84 cites·17 claims
- 0298US8087204B1Sealing cap for intermediate anchor systemSORKIN FELIX L·Filed 2008·Granted Jan 3, 2012·51 cites·17 claims
- 0398US8069624B1Pocketformer assembly for a post-tension anchor systemSORKIN FELIX L·Filed 2007·Granted Dec 6, 2011·54 cites·8 claims
- 0498US7950196B1Sealing trumpet for a post-tension anchorage systemSORKIN FELIX L·Filed 2007·Granted May 31, 2011·39 cites·3 claims
- 0597US11035122B1Intermediate concrete anchor system with capSORKIN FELIX·Filed 2020·Granted Jun 15, 2021·6 cites·12 claims
- 0697US9097014B1Cartridge for retaining a sheathing of a tendon within an anchor assemblySORKIN FELIX L·Filed 2014·Granted Aug 4, 2015·40 cites·20 claims
- 0797US8065845B1Anchorage with tendon sheathing lock and sealSORKIN FELIX L·Filed 2008·Granted Nov 29, 2011·50 cites·14 claims
- 0897US7461491B1Intersectional reinforcing bar support having securing capSORKIN FELIX L·Filed 2005·Granted Dec 9, 2008·44 cites·11 claims
- 0997US6381912B1Apparatus and method for sealing an intermediate anchor of a post-tension anchor systemFiled 2000·Granted May 7, 2002·97 cites·17 claims
- 1096US10995494B2Apparatus for repairing a tension memberSORKIN FELIX·Filed 2020·Granted May 4, 2021·4 cites·20 claims
- 1196US9399869B2Apparatus and method for connecting a segmental coupler to a steel plate or anchor castingSORKIN FELIX·Filed 2015·Granted Jul 26, 2016·15 cites·17 claims
- 1296US8251344B1Pocketformer with flow channelSORKIN FELIX L·Filed 2008·Granted Aug 28, 2012·34 cites·13 claims
- 1396US7963078B1Compression cap sheathing lockSORKIN FELIX L·Filed 2008·Granted Jun 21, 2011·35 cites·13 claims
- 1496US7856774B1Sheathing-retaining wedge assembly for use with a post-tension anchorage systemSORKIN FELIX L·Filed 2007·Granted Dec 28, 2010·47 cites·9 claims
- 1596US7841061B1Method of forming a dead-end anchorage of a post-tension systemSORKIN FELIX L·Filed 2007·Granted Nov 30, 2010·44 cites·20 claims
- 1696US7823345B1Unitary sheathing wedgeSORKIN FELIX L·Filed 2007·Granted Nov 2, 2010·46 cites·7 claims
- 1796US7676997B1Tendon tensioning anchor system having polymeric encapsulation with reduced shrinkage effectsSORKIN FELIX L·Filed 2005·Granted Mar 16, 2010·42 cites·7 claims
- 1895US10655358B2Barrier cable anchorSORKIN FELIX·Filed 2017·Granted May 19, 2020·7 cites·20 claims
- 1995US9303406B2Modified permanent capSORKIN FELIX·Filed 2014·Granted Apr 5, 2016·15 cites·9 claims
- 2095US8015774B1Process and apparatus for forming a sheathing retaining anchorSORKIN FELIX L·Filed 2008·Granted Sep 13, 2011·40 cites·12 claims
- 2195USD578379SPaving chairSORKIN FELIX L·Filed 2008·Granted Oct 14, 2008·59 cites·1 claims
- 2295US6557317B2Concrete reinforcing bar supportFiled 2001·Granted May 6, 2003·51 cites·17 claims
- 2395US6513287B1Apparatus for forming a dead-end anchorage of a post-tension systemFiled 2000·Granted Feb 4, 2003·52 cites·15 claims
- 2494US7866009B1Wedges for sheathing lock systemSORKIN FELIX L·Filed 2008·Granted Jan 11, 2011·31 cites·16 claims
- 2594US6817148B1Corrosion protection seal for an anchor of a post-tension systemFiled 2000·Granted Nov 16, 2004·64 cites·2 claims
- 2694US6631596B1Corrosion protection tube for use on an anchor of a post-tension anchor systemFiled 2000·Granted Oct 14, 2003·67 cites·9 claims
- 2793US9604416B2Method of forming a post-tensioned concrete member utilizing a pocket former with keyway formerSORKIN FELIX·Filed 2014·Granted Mar 28, 2017·9 cites·20 claims
- 2893US6684594B1Intersectional reinforcing bar supportFiled 2002·Granted Feb 3, 2004·45 cites·8 claims
- 2993US6023894AAnchor of a post-tension anchorage system with an improved cap connectionFiled 1998·Granted Feb 15, 2000·85 cites·15 claims
- 3093US5897102APocketformer apparatus for a post-tension anchor systemFiled 1998·Granted Apr 27, 1999·95 cites·24 claims
- 3193USD400670SDuctSORKIN FELIX L·Filed 1996·Granted Nov 3, 1998·44 cites·1 claims
- 3293US5072558APost-tension anchor systemVARITECH IND INC·Filed 1990·Granted Dec 17, 1991·98 cites·21 claims
- 3392US12479052B2Method and apparatus for plasma cable cuttingSORKIN FELIX·Filed 2024·Granted Nov 25, 2025·0 cites·16 claims
- 3492US9874016B2Wedge for post tensioning tendonSORKIN FELIX·Filed 2015·Granted Jan 23, 2018·8 cites·13 claims
- 3592US9493951B2Duct coupler for post-tensioned concrete memberSORKIN FELIX·Filed 2014·Granted Nov 15, 2016·14 cites·17 claims
- 3692US7845136B1Expansion-resistive construction chair for use with tilt-wall constructionSORKIN FELIX L·Filed 2007·Granted Dec 7, 2010·21 cites·16 claims
- 3792US7810298B1Paving riser assembly for supporting rebars in stacked and/or intersection relationshipSORKIN FELIX L·Filed 2007·Granted Oct 12, 2010·20 cites·4 claims
- 3892US7695021B1Gasketed coupler apparatus for use with concrete segmentsSORKIN FELIX L·Filed 2008·Granted Apr 13, 2010·21 cites·6 claims
- 3992US7506482B2Concrete reinforcing bar support with bar retainer membersSORKIN FELIX L·Filed 2006·Granted Mar 24, 2009·22 cites·7 claims
- 4092US7424792B1Positively retained cap for use on an encapsulated anchor of a post-tension anchor systemSORKIN FELIX L·Filed 2004·Granted Sep 16, 2008·49 cites·9 claims
- 4192US6684595B1Intersectional reinforcing bar supportFiled 2002·Granted Feb 3, 2004·40 cites·9 claims
- 4291US12330206B2Nose piece for strand cutterSORKIN FELIX·Filed 2024·Granted Jun 17, 2025·0 cites·15 claims
- 4391US10947754B2Barrier cable anchorSORKIN FELIX·Filed 2018·Granted Mar 16, 2021·8 cites·27 claims
- 4491US7793473B2Sheathing retaining capSORKIN FELIX L·Filed 2008·Granted Sep 14, 2010·22 cites·19 claims
- 4591USD578870SGrade chairSORKIN FELIX L·Filed 2008·Granted Oct 21, 2008·43 cites·1 claims
- 4691USD504805SChair for tilt wall constructionFiled 2003·Granted May 10, 2005·41 cites·1 claims
- 4791US6393781B1Pocketformer apparatus for a post-tension anchor system and method of using sameFiled 2000·Granted May 28, 2002·43 cites·3 claims
- 4890US12359430B2Span to span duct couplerSORKIN FELIX·Filed 2023·Granted Jul 15, 2025·1 cites·4 claims
- 4990US11208808B2Barrier cable couplerSORKIN FELIX·Filed 2020·Granted Dec 28, 2021·2 cites·14 claims
- 5090US10640978B2Barrier cable couplerSORKIN FELIX·Filed 2017·Granted May 5, 2020·6 cites·12 claims
Showing the top 50 of 203 patent records by PatentIndex Score.
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