Issued Patents All Time
Showing 25 most recent of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6486373 | Shape selective zeolite catalyst and its use in aromatic compound conversion | Jeevan S. Abichandani, Daria N. Lissy, Sanjay B. Sharma, David S. Shihabi | 2002-11-26 |
| 6013239 | Large crystal ZSM-5, its synthesis and use | Catherine S. H. Chen, Frank T. DiGuiseppi, Thomas R. Forbus, Jr., Sanjay B. Sharma, David S. Shihabi +2 more | 2000-01-11 |
| 5976351 | Wax hydroisomerization process employing a boron-free catalyst | Minas R. Apelian, William S. Borghard, Thomas F. Degnan, Robert Tryon Hanlon | 1999-11-02 |
| 5885438 | Wax hydroisomerization process | Minas R. Apelian, William S. Borghard, Thomas F. Degnan, Robert Tryon Hanlon | 1999-03-23 |
| 5554274 | Manufacture of improved catalyst | Thomas F. Degnan, Donald J. Klocke | 1996-09-10 |
| 5382742 | Gallium-containing zeolite MCM-22 | Roger A. Morrison | 1995-01-17 |
| 5371310 | Process for preparing short chain alkyl aromatic compounds | J. Michael Bennett, Clarence D. Chang, Jane C. Cheng, Stephen L. Lawton, Michael E. Leonowicz +3 more | 1994-12-06 |
| 5369071 | Manufacture of improved catalyst | Thomas F. Degnan, Donald J. Klocke | 1994-11-29 |
| 5334367 | Zeolite ZSM-45 | Edward J. Rosinski | 1994-08-02 |
| 5284643 | Gallium-containing zeolite MCM-22 | Roger A. Morrison | 1994-02-08 |
| 5236575 | Synthetic porous crystalline MCM-49, its synthesis and use | J. Michael Bennett, Clarence D. Chang, Stephen L. Lawton, Michael E. Leonowicz, Daria N. Lissy | 1993-08-17 |
| 5232579 | Catalytic cracking process utilizing a zeolite beta catalyst synthesized with a chelating agent | Robert P. L. Absil, Joseph A. Herbst, Jocelyn A. Kowalski | 1993-08-03 |
| 5164169 | Zeolite Beta | — | 1992-11-17 |
| 5164170 | Synthesis of zeolite Beta | — | 1992-11-17 |
| 5102644 | Method for producing zeolites | Charles J. Plank, Edward J. Rosinski | 1992-04-07 |
| 5063037 | Crystalline borosilicate | — | 1991-11-05 |
| 5039640 | Catalyst composition for octane improvement in catalytic cracking | Robert P. L. Absil, Philip J. Angevine, Robert G. Bundens, Joseph A. Herbst, Sadi Mizrahi | 1991-08-13 |
| 5026943 | Catalytic conversion over catalyst comprising synthetic crystal MCM-35 | Pochen Chu | 1991-06-25 |
| 5021141 | Synthesis of crystalline ZSM-12 type structure | — | 1991-06-04 |
| 4994251 | Method for producing zeolites | Charles J. Plank, Edward J. Rosinski | 1991-02-19 |
| 4986894 | Catalytic hydroisomerization process | Kathleen M. Keville, Quang N. Le, Wang-Tsee T. Mo | 1991-01-22 |
| 4983275 | Catalytic conversion | John P. McWilliams | 1991-01-08 |
| 4981663 | Synthetic crystal MCM-35 | — | 1991-01-01 |
| 4962256 | Process for preparing long chain alkyl aromatic compounds | Quang N. Le, David O. Marler, John P. McWilliams, Joosup Shim, Stephen S. Wong | 1990-10-09 |
| 4954325 | Composition of synthetic porous crystalline material, its synthesis and use | Pochen Chu | 1990-09-04 |