Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8952170 | Catalytic process for production of pyridine carboxylic acid amides | Mahendra Kumar, Shailendra Singh | 2015-02-10 |
| 8575350 | Process for producing pyridine carboxylic acids | Shailendra Singh, Neeraj Tiwari | 2013-11-05 |
| 8293918 | Process for producing dihalopyridines | Gelebith H. Modi, Anil Kumar Tyagi, Hem Chandra, Nikhilesh Chandra Bhardwaj, Pradeep Verma | 2012-10-23 |
| 8057643 | Eco-friendly process for recovery of pyridine and/or its derivatives | Mahendra Kumar, Sanjeev Kumar Dixit, Shailendra Singh | 2011-11-15 |
| 7745631 | Process for producing 2-(phenyl methyl thio)-3-pyridine carboxylic acid | Shailendra Singh | 2010-06-29 |
| 7608719 | Process for the production of heteroaromatic nitriles improved catalyst therefor and a process for the production of said improved catalyst | Pradeep Verma | 2009-10-27 |
| 7365204 | Process for the production of pyridine and picolines | Rajiv Kumar, Praphulla Narahar Joshi, Gopal M. Chaphekar, Prashant Niphadkar, Pradeep Verma +1 more | 2008-04-29 |
| 7348435 | Process for producing cyanopiperidine | Vijay Kumar Kaushik, Nanhe Lal Chaurasia, Pradeep Verma | 2008-03-25 |
| 7256295 | Process for producing 2,3-diamino-6-methoxypyridine | D. B. Thakare, Yashbir Singh | 2007-08-14 |
| 6939972 | Process for producing 4-dimethyl amino pyridine (4-DMAP) | Mahendra Kumar, Shailendra Singh | 2005-09-06 |