Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6803069 | Method for imparting a bio-active coating | Horng-Ban Lin, David J. Lentz, Richard J. Zdrahala | 2004-10-12 |
| 6713568 | Composition and process for preparing biocompatible polymer coatings | Richard J. Zdrahala | 2004-03-30 |
| 6338904 | Polymer coatings grafted with polyethylene oxide chains containing covalently bonded bio-active agents | Richard J. Zdrahala | 2002-01-15 |
| 6306165 | ePTFE small caliber vascular grafts with significant patency enhancement via a surface coating which contains covalently bonded heparin | Horng-Ban Lin, David J. Lentz, Richard J. Zdrahala | 2001-10-23 |
| 6107416 | Polymer coatings grafted with polyethylene oxide chains containing covalently bonded bio-active agents | Richard J. Zdrahala | 2000-08-22 |
| 6096525 | Bonding bio-active materials to expanded polytetrafluoroethylene or polyethylene terephthalate via an isocyanate-terminated spacer | — | 2000-08-01 |
| 5877263 | Process for preparing polymer coatings grafted with polyethylene oxide chains containing covalently bonded bio-active agents | Richard J. Zdrahala | 1999-03-02 |
| 5855618 | Polyurethanes grafted with polyethylene oxide chains containing covalently bonded heparin | Richard J. Zdrahala | 1999-01-05 |
| 5741881 | Process for preparing covalently bound-heparin containing polyurethane-peo-heparin coating compositions | — | 1998-04-21 |
| 5728751 | Bonding bio-active materials to substrate surfaces | — | 1998-03-17 |
| 5049615 | Polyindanes as processing aid for engineering thermoplastics | Sung G. Chu, Keith S. Shih | 1991-09-17 |
| 4835230 | Use of a cationic polymerization initiator in the preparation of thermoset polymer | Nitya Prakash Khasat | 1989-05-30 |
| 4382018 | Method for making titanium trichloride catalysts | John L. H. Allan, Agapios K. Agapiou | 1983-05-03 |
| 4351930 | Propylene copolymerization process and product | — | 1982-09-28 |
| 4342856 | Propylene polymerization process and product | — | 1982-08-03 |
| 4308357 | Block copolymerization process and product | Malcolm J. Kaus | 1981-12-29 |
| 4222895 | Polyolefin catalyst | John L. H. Allan | 1980-09-16 |
| 4197387 | Polyolefin catalyst | John L. H. Allan | 1980-04-08 |