Inventor · disambiguated record
John C. Van Heertum
Also filed as: HEERTUM JOHN C VAN · VAN HEERTUM JOHN C
22 granted patents·401 citations·filing 1979–2000
96Inventor score
Top patents by PatentIndex Score
22 records- 0197US5163995AHerbicidal alkoxy-1,2,4-triazolo[1,5-c]pyrimidine-2-sulfonamidesDOWELANCO·Filed 1991·Granted Nov 17, 1992·104 cites·73 claims
- 0296US5858924AN-( 1, 2, 4! triazoloazinyl) benzenesulfonamide and pyridinesulfonamide compounds and their use as herbicidesDOW AGROSCIENCES LLC·Filed 1997·Granted Jan 12, 1999·87 cites·34 claims
- 0393US4221799ASubstituted pyridine methyl esters of tetramethyl cyclopropane carboxylic acids and their use as insecticidesDOW CHEMICAL CO·Filed 1979·Granted Sep 9, 1980·25 cites·33 claims
- 0492US5571775AN-aryl[1,2,4]triazolo[1,5-a]pyridine-2-sulfonamide herbicidesDOWELANCO·Filed 1995·Granted Nov 5, 1996·71 cites·57 claims
- 0580US6303814B1N-[1,2,4]triazoloazinyl) benzenesulfonamide and pyridinesulfonamide compounds and their use as herbicidesDOW AGROSCIENCES LLC·Filed 2000·Granted Oct 16, 2001·6 cites·2 claims
- 0680US4228172ASubstituted pyridine methyl esters of 2-isopropyl-2-(4-chlorophenyl)acetic acid and their use as insecticidesDOW CHEMICAL CO·Filed 1979·Granted Oct 14, 1980·9 cites·33 claims
- 0779US4262001ASubstituted pyridine methyl esters of 2-isopropyl-2-(4-chlorophenyl)acetic acid and their use as insecticidesDOW CHEMICAL CO·Filed 1980·Granted Apr 14, 1981·11 cites·12 claims
- 0878US5201938AN-pyrazolyl-1,2,4-triazolo[1,5-c]pyrimidine-2-sulfonamide herbicidesDOWELANCO·Filed 1991·Granted Apr 13, 1993·19 cites·40 claims
- 0977US5010195AHerbicidal alkoxy-1,2,4-triazolo(1,5-c)primidine-2-sulfonamidesDOW CHEMICAL CO·Filed 1989·Granted Apr 23, 1991·15 cites·7 claims
- 1071US5965490AN-([1,2,4]triazoloazinyl)benzenesulfonamide and pyridinesulfonamide compounds and their use as herbicidesDOW AGROSCIENCES LLC·Filed 1998·Granted Oct 12, 1999·12 cites·34 claims
- 1167US6005108AN-([1,2,4]triazoloazinyl)benzenesulfonamide and pyridinesulfonamide compounds and their use as herbicidesFiled 1998·Granted Dec 21, 1999·7 cites·4 claims
- 1261US6130335AN-([1,2,4]triazoloazinyl) benzenesulfonamide and pyridinesulfonamide compounds and their use as herbicidesDOW AGROSCIENCES LLC·Filed 1998·Granted Oct 10, 2000·7 cites·5 claims
- 1357US6265606B1Benzoic acid compounds and their use as herbicidesDOW AGROSCIENCES LLC·Filed 1999·Granted Jul 24, 2001·6 cites·7 claims
- 1455US6010981A1-alkyl-4-benzoyl-5-hydroxypyrazole compounds and their use as herbicidesDOW AGROSCIENCES LLC·Filed 1998·Granted Jan 4, 2000·5 cites·41 claims
- 1553US4531967ASubstituted phenylalkyl quinclidinum salts and their use as plant growth control agentsDOW CHEMICAL CO·Filed 1983·Granted Jul 30, 1985·3 cites·35 claims
- 1650US5447905AN-indazolyl[1,2,4]triazolo[1,5-C]pyrimidine-2-sulfonamide herbicidesDOWELANCO·Filed 1994·Granted Sep 5, 1995·3 cites·21 claims
- 1750US4390543ASubstituted pyridine methyl esters of 2-isopropyl-2-(4-chlorophenyl) acetic acid and their use as insecticidesMALHOTRA SUDARSHAN K·Filed 1980·Granted Jun 28, 1983·3 cites·12 claims
- 1850US4258048ASubstituted pyridine methyl esters of tetramethyl cyclopropane carboxylic acids and their use as insecticidesDOW CHEMICAL CO·Filed 1980·Granted Mar 24, 1981·2 cites·12 claims
- 1949US5494887ARing annulated 5-alkoxy-n-aryl[1,2,4]triazolo[1,5-C]-pyrimidine-2-sulfonamide herbicidesDOWELANCO·Filed 1994·Granted Feb 27, 1996·3 cites·22 claims
- 2038US5700940AN-aryl 1,2,4!triazolo 1,5-a!pyridine-2-sulfonamide herbicidesDOWELANCO·Filed 1996·Granted Dec 23, 1997·1 cites·15 claims
- 2137US4765826ASubstituted benzyltrialkylammonium salts and their use as plant growth enhancersDOW CHEMICAL CO·Filed 1986·Granted Aug 23, 1988·1 cites·9 claims
- 2233US5614469AN-pyridinyl[1,2,4]triazolo[1,5-c]pyrimidine-2-sulfonamide herbicidesDOWELANCO·Filed 1995·Granted Mar 25, 1997·1 cites·35 claims
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