Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7928169 | CPVC compositions having good impact strength and heat stability, and smooth surfaces | Ann Giovannitti-Jensen, Theodore Joseph Schmitz, David A. Wendell, Mark D. Julius, Robert S. Newby | 2011-04-19 |
| 7255134 | Carbon black-containing crosslinked polyethylene pipe having resistance to chlorine and hypochlorous acid | Carl M. Mahabir, Arthur L. Backman | 2007-08-14 |
| 7223456 | Flexible laminated plastic pipe having a chlorinated poly(vinyl chloride) hollow core | Arthur L. Backman, Joseph J. Vontorcik, Jr. | 2007-05-29 |
| 7160593 | Polyefinic pipe having a chlorinated polyolefinic hollow core | Arthur L. Backman, Andrew M. Olah, Theodore Joseph Schmitz, Andrew L. Auvil, Michael D. Vaughn +1 more | 2007-01-09 |
| 7086421 | Crosslinked polyethylene pipe having a high density polyethylene liner | Arthur L. Backman, Carl M. Mahabir | 2006-08-08 |
| 5969045 | Chlorinated polyvinyl chloride compounds having improved stability, toughness and a low rate of heat release and smoke generation | Theodore Joseph Schmitz, David L. Milenius, Thomas Forsyth, Arthur L. Backman | 1999-10-19 |
| 5765285 | Method of bending a rigid thermoplastic pipe | David C. Buy | 1998-06-16 |