Inventor · disambiguated record

Charles M. Leir

Also filed as: LEIR CHARLES · LEIR CHARLES M

79 granted patents·3 pending applications·2,662 citations·filing 1975–2023

99Inventor score

Technology areasC07D Y10T C08G B32B C08F

Files with3M INNOVATIVE PROPERTIES CO44 MINNESOTA MINING & MFG22 RIKER LABORATORIES INC8 BENSON KARL E3 INNOVATIVE SURFACE TECH INC2

Top patents by PatentIndex Score

82 records

0199US7501184B2Polydiorganosiloxane polyoxamide copolymers3M INNOVATIVE PROPERTIES CO·Filed 2005·Granted Mar 10, 2009·106 cites·32 claims
0299US7371464B2Adhesive compositions3M INNOVATIVE PROPERTIES CO·Filed 2005·Granted May 13, 2008·161 cites·20 claims
0398US6204350B1Cure-on-demand, moisture-curable compositions having reactive silane functionality3M INNOVATIVE PROPERTIES CO·Filed 1998·Granted Mar 20, 2001·224 cites·52 claims
0498US5461134ABlock copolymer, method of making the same, diamine precursors of the same, method of making such diamines and end products comprising the block copolymerMINNESOTA MINING & MFG·Filed 1994·Granted Oct 24, 1995·346 cites·7 claims
0597US7947376B2Adhesive compositions3M INNOVATIVE PROPERTIES CO·Filed 2008·Granted May 24, 2011·38 cites·20 claims
0697US5091483ARadiation-curable silicone elastomers and pressure sensitive adhesivesMINNESOTA MINING & MFG·Filed 1991·Granted Feb 25, 1992·150 cites·30 claims
0796US9434821B2Polydiorganosiloxane polyoxamide copolymers3M INNOVATIVE PROPERTIES CO·Filed 2015·Granted Sep 6, 2016·4 cites·18 claims
0896US8853323B2Polydiorganosiloxane polyoxamide copolymers3M INNOVATIVE PROPERTIES CO·Filed 2013·Granted Oct 7, 2014·9 cites·18 claims
0996US5753346ACationically co-curable polysiloxane release coatingsMINNESOTA MINING & MFG·Filed 1996·Granted May 19, 1998·120 cites·10 claims
1095US9206290B2Polydiorganosiloxane polyoxamide copolymers3M INNOVATIVE PROPERTIES CO·Filed 2014·Granted Dec 8, 2015·6 cites·13 claims
1195US6441118B2Polydiorganosiloxane oligourea segmented copolymers and a process for making same3M INNOVATIVE PROPERTIES CO·Filed 1996·Granted Aug 27, 2002·102 cites·40 claims
1295US5512650ABlock copolymer, method of making the same, diamine precursors of the same, method of making such diamines and end products comprising the block copolymerMINNESOTA MINING & MFG·Filed 1993·Granted Apr 30, 1996·210 cites·16 claims
1394US8236429B2Adhesive compositionsSHERMAN AUDREY A·Filed 2011·Granted Aug 7, 2012·14 cites·18 claims
1494US8067094B2Films including thermoplastic silicone block copolymersBENSON KARL E·Filed 2006·Granted Nov 29, 2011·27 cites·18 claims
1594US7390351B2Electrets and compounds useful in electrets3M INNOVATIVE PROPERTIES CO·Filed 2006·Granted Jun 24, 2008·56 cites·19 claims
1694US6627216B2Spray on bandage and drug delivery system3M INNOVATIVE PROPERTIES CO·Filed 2001·Granted Sep 30, 2003·73 cites·4 claims
1793US11672884B2Silicone polyurea block copolymer coating compositions and methodsINNOVATIVE SURFACE TECH INC·Filed 2018·Granted Jun 13, 2023·3 cites·19 claims
1893US8586668B2Polydiorganosiloxane polyoxamide copolymersLEIR CHARLES M·Filed 2010·Granted Nov 19, 2013·17 cites·10 claims
1993US6958154B2Spray on bandage and drug delivery system3M INNOVATIVE PROPERTIES CO·Filed 2003·Granted Oct 25, 2005·116 cites·12 claims
2092US7820297B2Multilayer films including thermoplastic silicone block copolymers3M INNOVATIVE PROPERTIES CO·Filed 2006·Granted Oct 26, 2010·14 cites·6 claims
2192US7361767B2N-sulfonyldicarboximide containing tethering compounds3M INNOVATIVE PROPERTIES CO·Filed 2003·Granted Apr 22, 2008·28 cites·8 claims
2291US8492486B2Adhesive compositionsSHERMAN AUDREY A·Filed 2012·Granted Jul 23, 2013·9 cites·15 claims
2391US5407971ARadiation crosslinked elastomersMINNESOTA MINING & MFG·Filed 1994·Granted Apr 18, 1995·88 cites·11 claims
2490US7179923B2N-sulfonylaminocarbonyl containing compounds3M INNOVATIVE PROPERTIES CO·Filed 2004·Granted Feb 20, 2007·24 cites·22 claims
2589US7507849B2Cyclic silazanes containing an oxamido ester group and methods of making these compounds3M INNOVATIVE PROPERTIES CO·Filed 2007·Granted Mar 24, 2009·7 cites·18 claims
2689US7402678B2Multifunctional amine capture agents3M INNOVATIVE PROPERTIES CO·Filed 2004·Granted Jul 22, 2008·21 cites·18 claims
2789US7169933B2N-sulfonylaminocarbonyl containing compounds3M INNOVATIVE PROPERTIES CO·Filed 2003·Granted Jan 30, 2007·50 cites·18 claims
2889US5670598ADiblock and triblock polydiorganosiloxane-polyurea block copolymersMINNESOTA MINING & MFG·Filed 1995·Granted Sep 23, 1997·59 cites·12 claims
2989US5314748ARadiation-curable silicone elastomers and pressure sensitive adhesivesMINNESOTA MINING & MFG·Filed 1993·Granted May 24, 1994·37 cites·21 claims
3088US7883652B2Polydiorganosiloxane polyoxamide copolymers3M INNOVATIVE PROPERTIES CO·Filed 2009·Granted Feb 8, 2011·18 cites·12 claims
3188US7671155B2Crosslinked polymers with amine binding groups3M INNOVATIVE PROPERTIES CO·Filed 2009·Granted Mar 2, 2010·5 cites·12 claims
3288US7632903B2Crosslinked polymers with amine binding groups3M INNOVATIVE PROPERTIES CO·Filed 2009·Granted Dec 15, 2009·5 cites·12 claims
3388US5237082ARadiation-curable silicone elastomers and pressure sensitive adhesivesMINNESOTA MINING & MFG·Filed 1991·Granted Aug 17, 1993·44 cites·4 claims
3488US4051247AMethod of using 7-hydroxy-benzo[ij]quinolizine-2-carboxylic acid derivativesRIKER LABORATORIES INC·Filed 1976·Granted Sep 27, 1977·20 cites·2 claims
3586US7544756B2Crosslinked polymers with amine binding groups3M INNOVATIVE PROPERTIES CO·Filed 2005·Granted Jun 9, 2009·4 cites·10 claims
3686US7351838B2N-sulfonyldicarboximide containing tethering compounds3M INNOVATIVE PROPERTIES CO·Filed 2007·Granted Apr 1, 2008·4 cites·28 claims
3786US5286815AMoisture curable polysiloxane release coating compositionsMINNESOTA MINING & MFG·Filed 1992·Granted Feb 15, 1994·66 cites·21 claims
3883US6652970B1Degradable crosslinkers, compositions therefrom, and methods of their preparation and use3M INNOVATIVE PROPERTIES CO·Filed 2000·Granted Nov 25, 2003·26 cites·27 claims
3982US7521516B2Soluble polymers as amine capture agents and methods3M INNOVATIVE PROPERTIES CO·Filed 2008·Granted Apr 21, 2009·5 cites·16 claims
4080US7947716B2N-sulfonylaminocarbonyl containing compounds3M INNOVATIVE PROPERTIES CO·Filed 2010·Granted May 24, 2011·3 cites·13 claims
4180US7423155B2N-sulfonyldicarboximide containing tethering compounds3M INNOVATIVE PROPERTIES CO·Filed 2004·Granted Sep 9, 2008·14 cites·17 claims
4279US5213589AAbrasive articles including a crosslinked siloxane, and methods of making and using sameMINNESOTA MINING & MFG·Filed 1992·Granted May 25, 1993·56 cites·27 claims
4379US4833213AMethod of making purely primary diamines from nitrogen containing nocleophile and terminally electrophilically active polyetherMINNESOTA MINING & MFG·Filed 1987·Granted May 23, 1989·25 cites·7 claims
4478US5475124ARadiation-curable silicone elastomers and pressure sensitive adhesivesMINNESOTA MINING & MFG·Filed 1994·Granted Dec 12, 1995·32 cites·8 claims
4577US5576356ACationically co-curable polysiloxane release coatingsMINNESOTA MINING & MFG·Filed 1994·Granted Nov 19, 1996·30 cites·45 claims
4676US8524370B2Multilayer films including thermoplastic silicone block copolymersBENSON KARL E·Filed 2010·Granted Sep 3, 2013·4 cites·6 claims
4776US7675058B2N-sulfonylaminocarbonyl containing compounds3M INNOVATIVE PROPERTIES CO·Filed 2006·Granted Mar 9, 2010·1 cites·8 claims
4876US7544754B2Crosslinked polymers with amine binding groups3M INNOVATIVE PROPERTIES CO·Filed 2005·Granted Jun 9, 2009·7 cites·9 claims
4975US7943388B2Acoustic sensors and methods3M INNOVATIVE PROPERTIES CO·Filed 2004·Granted May 17, 2011·13 cites·27 claims
5075US7342082B2Soluble polymers as amine capture agents and methods3M INNOVATIVE PROPERTIES CO·Filed 2004·Granted Mar 11, 2008·11 cites·21 claims

Showing the top 50 of 82 patent records by PatentIndex Score.

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →