Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7674398 | Substituted cumarines, process for the production of said cumarines and composition containing said cumarines | Claudio Cerqueira Lopes, Jari Cardoso Norbega, Glaucia Slans Alves Barbosa, Maicon Guerra, Jose Roque Mota Carvalho | 2010-03-09 |
| 7517983 | Hydrazines and derivatives production process from hydrazines and dicarboxylic acid | Claudio Cerqueira Lopes, Jari Cardoso, Jacqueline Alves da Silva, Letícia Gomes Ferreira | 2009-04-14 |