Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4801757 | Noncrystalline tris(4-hydroxy-2-methyl-5-tert. butylphenyl) butane | John F. Stephen | 1989-01-31 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4801757 | Noncrystalline tris(4-hydroxy-2-methyl-5-tert. butylphenyl) butane | John F. Stephen | 1989-01-31 |