Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6344505 | Mono- and bis-benzotriazolyldihydroxybiaryl UV absorbers | John F. Stephen, Thomas P. Sassi | 2002-02-05 |
| 6197957 | Process for preparing derivatives of (halo)amino-1,3,5-triazines by carbonylation | Peter S. Forgione, Ram B. Gupta, Lawrence A. Flood | 2001-03-06 |
| 5415129 | Process for making alkyl arsine compounds | C. Joseph Calbick, Mark A. Kuck | 1995-05-16 |
| 5274149 | Process for making alkyl arsine compounds | C. Joseph Calbick, Mark A. Kuck | 1993-12-28 |
| 5260485 | Process of making alkyl phosphine compounds by reacting an olefin and a phosphine in the vapor phase over a mineral acid catalyst | C. Joseph Calbick, Mark A. Kuck | 1993-11-09 |
| 5003093 | Process for making alkyl arsine compounds | — | 1991-03-26 |
| 4920068 | Metalorganic vapor phase epitaxial growth of group II-VI semiconductor materials | Duncan W. Brown | 1990-04-24 |
| 4857655 | Process for making alkyl arsine compounds | — | 1989-08-15 |
| 4705883 | Carbonylation process | John H. Grate, David R. Hamm | 1987-11-10 |
| 4629804 | Process for preparation of urethanes | John H. Grate, David R. Hamm | 1986-12-16 |
| 4603216 | Process for the preparation of urethanes | John H. Grate, David R. Hamm | 1986-07-29 |
| 4600793 | Process for the preparation of urethanes | John H. Grate, David R. Hamm | 1986-07-15 |
| 4343741 | Chiral phosphines | John M. Townsend | 1982-08-10 |
| 4316847 | Pyrroles and pyrrolidines | Andrew D. Batcho, Urs Hengartner, Willy Leimgruber, John William Scott | 1982-02-23 |
| 4256641 | Novel syntheses of tryptophans | Andrew D. Batcho, Urs Hengartner, Willy Leimgruber, John William Scott | 1981-03-17 |
| 4187241 | Metal phosphine complex | John M. Townsend | 1980-02-05 |