Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5523510 | Treated bound ferrierite zeolites for skeletal isomerization of n-olefins to iso-olefins | Regis J. Pellet, Chi-Lin O'Young, John Hazen, Alison E. Hadowanetz | 1996-06-04 | $44,309,000 |
| 5510560 | Skeletal isomerization of n-olefins to iso-olefins on binded ferrierite zeolites | Chi-Lin O'Young, Regis J. Pellet, Alison E. Hadowanetz, John Hazen | 1996-04-23 | $29,635,000 |
| 5491276 | Skeletal isomerization of n-butylenes to isobutylene on zeolites | Chi-Lin O'Young, Regis J. Pellet, Alison E. Hadowanetz, John Hazen | 1996-02-13 | $19,102,000 |
| 5198597 | Bimetallic catalysts for dehydroisomerization of N-butane to isobutene | Chi-Lin O'Young, John F. Matteo, Robert A. Sawicki, John Hazen | 1993-03-30 | $65,762,000 |
| 5182247 | Sulfated catalyst for skeletal isomerization of olefins | Erven J. Kuhlmann, James R. Pascoe, Kevin Martin | 1993-01-26 | $11,942,000 |