Inventor · disambiguated record
Douglas L. Pearson
Also filed as: PEARSON DOUGLAS L
6 granted patents·80 citations·filing 1993–1999
81Inventor score
Technology areasC07D
Top patents by PatentIndex Score
6 records- 0189US5973148AN-arylsulfilimine compounds and their use as catalysts in the preparation of N-arylarylsulfonamide compoundsDOW AGROSCIENCES LLC·Filed 1998·Granted Oct 26, 1999·58 cites·20 claims
- 0256US5959106APreparation of n-arylarylsulfonamide compoundsDOW AGROSCIENCES LLC·Filed 1999·Granted Sep 28, 1999·7 cites·10 claims
- 0356US5488109A5-alkoxy[1,2,4]triazolo[1,5-c]pyrimidine-2(3H)--thione compounds and their use in the preparation of and 2-chlorosulfonyl-5-alkoxy[1,2,4]triazolo[1,5-c]-pyrimidine compoundsDOWELANCO·Filed 1993·Granted Jan 30, 1996·6 cites·36 claims
- 0455US6114580AN-arylsulfilimine compounds and their use as catalysts in the preparation of N-arylarylsulfonamide compoundsDOW AGROSCIENCES LLC·Filed 1997·Granted Sep 5, 2000·6 cites·7 claims
- 0545US5552546AProcess for the preparation of 2-ethoxy-4,6-dihydroxypyrimidineDOWELANCO·Filed 1994·Granted Sep 3, 1996·3 cites·20 claims
- 0629US6162915AProcess for heterocyclic sulfonyl chloride compoundsDOW AGROSCIENCES LLC·Filed 1998·Granted Dec 19, 2000·0 cites·13 claims
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