Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7455827 | Process for preparing a catalyst for conversion of cyanopyridines to nicotinamides | Subhash Chandra Ray, Baldev Singh, Hiralal Prasad, Pashupati Dutta, Shyam Kishore Roy +2 more | 2008-11-25 |
| 7345176 | Process for conversion of cyanopyridines to nicotinamides and catalyst therefor, process for preparing said catalyst | Subhash Chandra Ray, Baldev Singh, Hiralal Prasad, Pashupati Dutta, Shyam Kishore Roy +2 more | 2008-03-18 |
| 6734309 | Process for the synthesis of isonicotinic acid hydrazide | Subhash Chandra Ray, Lakshmi Narayan Nandi, Baldev Singh, Hiralal Prasad, Sumant Maharaj +4 more | 2004-05-11 |