Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6669407 | Polyurethane geotextile composite liner with improved water resistance and a process for the production thereof | Peter H. Markusch, Ashok M. Sarpeshkar, Marylyn Donaldson, W. Tracy Estabrook | 2003-12-30 |
| 6632875 | Polyurethane-forming composition with adjustable mix viscosity, geotextile composites prepared therefrom and a process for producing such composites | Peter H. Markusch | 2003-10-14 |
| 6602025 | Process for lining canals, ditches and pipes with a non-sagging polyurethane/geofabric composite | Peter H. Markusch | 2003-08-05 |
| 6582771 | Method for producing a polyurethane/geofabric composite | Peter H. Markusch, LeRoy Payne | 2003-06-24 |
| 6562932 | Light stable one-shot urethane-urea elastomers | Peter H. Markusch, Robert L. Cline, Richard S. Pantone, Thomas Sekelik, Karl W. Haider | 2003-05-13 |