Issued Patents All Time
Showing 1–25 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8835645 | Process for preparing cyanimino-1,3-thiazolidines | Norbert Lui, Martin Littmann, Klaus Lorenz, Brice Lecorre | 2014-09-16 |
| 6545172 | Processes for the production of methyl dithiocarbazinate | Vidyanatha A. Prasad, Dennis E. Jackman | 2003-04-08 |
| 6211379 | Process for preparing heterocyclic compounds | Hermann Seifert, Reinhard Lantzsch, Werner Lindner | 2001-04-03 |
| 6204397 | Process for the preparation of 3-substituted 4-cyano-pyrrole compounds | Peter C. Knuppel, Reinhard Lantzsch, Peter Andres, Albrecht Marhold | 2001-03-20 |
| 6197971 | Process for the manufacture of substituted triazolinones | Shekhar V. Kulkarni, Vidyanatha A. Prasad, Vijay C. Desai, Eric Rivadeneira | 2001-03-06 |
| 6160125 | Process for the manufacture of sulfonylaminocarbonyl triazolinones in the presence of xylene as solvent | Vidyanatha A. Prasad | 2000-12-12 |
| 6147222 | Process for the manufacture of sulfonylaminocarbonyl triazolinones and salts thereof under pH controlled conditions | Vidyanatha A. Prasad | 2000-11-14 |
| 6075157 | Purification of O,S-dimethyl phosphoramidothioate | Vidyanatha A. Prasad | 2000-06-13 |
| 6071858 | Stable, dry compositions for use as herbicides | Thomas F. Modrcin, Vijay C. Desai, Peter E. Newallis, John W. Brandriff, Dennis E. Jackman | 2000-06-06 |
| 6031108 | Process for the preparation of 2-(methylsulfonyl)-5-(trifluoromethyl)-1,3,4-thiadiazole (TDA sulfone) | Vidyanatha A. Prasad, Joe J. Hanson | 2000-02-29 |
| 5973180 | Process for the production of an N-acyl derivative of O,S-dialkyl phosphoroamidothioate | Vijay C. Desai, David Erdman, Peter E. Newallis | 1999-10-26 |
| 5965737 | Approach to the conversion of 2-(methylthio)-5-(trifluoromethyl)-1,3,4-thiadiazole (TDA) to 2-(methylsulfonyl)-5-(trifluoromethyl)-1,3,4-thiadiazole (TDA sulfone) | Vidyanatha A. Prasad, Joe J. Hanson | 1999-10-12 |
| 5936113 | Process for making O,S-dimethyl phosphoramidothioate | Vidyantha A. Prasad, Donald K. Smith | 1999-08-10 |
| 5922896 | Process for making O,S-dimethyl phosphoramidothioate | Vidyanatha A. Prasad, Donald K. Smith | 1999-07-13 |
| 5922404 | Process for producing dimethyl (2,2,2-trichloro-1-hydroxyethyl)-phosphonate and granular formulations thereof | Vidyanatha A. Prasad, Christopher M. Tusa, Daniel E. Terry, Stephen C. Slahck, Scott P. Hensley | 1999-07-13 |
| 5912354 | Process for preparing 4-amino-1,2,4-triazolin-5-ones | Vijay C. Desai, Hans-Joachim Diehr, Reinhard Lantzsch | 1999-06-15 |
| 5895818 | Process for making N-(4-fluorophenyl)-N-(1-methylethyl)-2-(5-trifuloromethyl)-1,3,4-thiadi azol-2-yl)oxy!acetamide using an aprotic, aromatic solvent | Vidyanatha A. Prasad, Peter E. Newallis, Daniel M. Wasleski, Jacqueline M. Applegate | 1999-04-20 |
| 5856499 | Synthesis of 2-(methysulfonyl)-5-(trifluoro-methyl)-,3,4-thiadiazole via oxidation of 2-(methylthio)-5-(trifluoromethyl)-1,3,4-thiadiazole with glacial acetic acid | Vidyanatha A. Prasad, Jacqueline M. Applegate, Achim Noack | 1999-01-05 |
| 5792872 | Process for producing N-(4-fluorophenyl)-N-(1-methylethyl)-2-(5-trifluoromethyl-1,3,4-thiadia zol-2-yl)oxy!acetamide | Vidyanatha A. Prasad, Jacqueline M. Applegate, Daniel M. Wasleski | 1998-08-11 |
| 5756752 | Process for preparing substituted oxadiazolones | Hans-Joachim Diehr, Reinhard Lantzsch, Jacqueline M. Applegate | 1998-05-26 |
| 5675010 | Chloropyridinium chlorides and process for their preparation | Reinhard Lantzsch, Carl Casser, Christoph Mannheims, Knud Lawrenz | 1997-10-07 |
| 5648495 | Process for the preparation of 5-substituted 2-chloropyridines | Hans Lindel, Christoph Mannheims, Reinhard Lantzsch, Walter Merz | 1997-07-15 |
| 5541332 | Chloropyridinium chlorides and process for their preparation | Reinhard Lantzsch, Carl Casser, Christoph Mannheims, Knud Lawrenz | 1996-07-30 |
| 5502194 | Process for the preparation of 2-halogeno-pyridine derivatives | Eric Rivadeneira | 1996-03-26 |
| 5463065 | Process for the preparation of 2-amino-5-methyl-pyridine | Eric Rivadeneira | 1995-10-31 |