Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10711401 | High efficiency wet strength resins from new cross-linkers | Cornel Hagiopol, Dexter C. Johnson | 2020-07-14 |
| 10633798 | Blends of polymers as wet strengthening agents for paper | Cornel Hagiopol, David F. Townsend, James W. Johnston, Robert McDonald, Metric M. Simpson +1 more | 2020-04-28 |
| 10472549 | Creping adhesives containing functionalized crosslinked resins | Cornel Hagiopol | 2019-11-12 |
| 10301777 | Wet strengthened fiber products, wet strengthening resins, and methods for making and using same | Cornel Hagiopol, David F. Townsend, James W. Johnston | 2019-05-28 |
| 10190261 | Strengthening resins for paper products | Cornel Hagiopol, James W. Johnston, Frederick S. Potter | 2019-01-29 |
| 10144818 | Resin compositions and methods for making and using same | David F. Townsend, Cornel Hagiopol, James W. Johnston | 2018-12-04 |
| 10077217 | Strengthened composite products and methods for making and using same | Kelly A. Shoemake, Arun Narayan | 2018-09-18 |
| 9982395 | High efficiency wet strength resins from new cross-linkers | Cornel Hagiopol, Dexter C. Johnson, Brian L. Swift, David R. Snead | 2018-05-29 |
| 9834890 | Blends of polymers as wet strengthening agents for paper | Cornel Hagiopol, David F. Townsend, James W. Johnston, Robert McDonald, Metric M. Simpson +1 more | 2017-12-05 |
| 9828302 | Strengthened composite products and methods for making and using same | Kelly A. Shoemake, Arun Narayan | 2017-11-28 |
| 9815717 | Depressants for use in separation processes | David R. Snead, Brian L. Swift | 2017-11-14 |
| 9777436 | High efficiency wet strength resins from new cross-linkers | Cornel Hagiopol, Dexter C. Johnson | 2017-10-03 |
| 9695552 | Wet strengthened fiber products, wet strengthening resins, and methods for making and using same | Cornel Hagiopol, David F. Townsend, James W. Johnston | 2017-07-04 |
| 9689114 | Strengthening resins for paper products | Cornel Hagiopol, James W. Johnston, Frederick S. Potter | 2017-06-27 |
| 9611590 | Creping adhesives and methods for making and using same | David F. Townsend, Cornel Hagiopol, Karla D. Favors, Thomas L. Wright | 2017-04-04 |
| 9506196 | Blends of polymers as wet strengthening agents for paper | Cornel Hagiopol, David F. Townsend, James W. Johnston, Robert McDonald, Metric M. Simpson +1 more | 2016-11-29 |
| 9353483 | Paper products containing a polymeric wet strengthening agent | Cornel Hagiopol, David F. Townsend, James W. Johnston, Robert McDonald, Metric M. Simpson +1 more | 2016-05-31 |
| 9045862 | High efficiency wet strength resins from new cross-linkers | Cornel Hagiopol, Dexter C. Johnson | 2015-06-02 |
| 8999110 | Blends of polymers as wet strengthening agents for paper | Cornel Hagiopol, David F. Townsend, James W. Johnston, Robert McDonald, Metric M. Simpson +1 more | 2015-04-07 |
| 8785593 | Polyamidoamine-epihalohydrin resins, method of manufacture, and uses thereof | Karla D. Favors, Yuping Luo, Cornel Hagiopol | 2014-07-22 |
| 8246781 | Thermosetting creping adhesive with reactive modifiers | Karla D. Favors, Dexter C. Johnson, David F. Townsend, Thomas L. Wright, Cornel Hagiopol | 2012-08-21 |
| 7897013 | Blends of glyoxalated polyacrylamides and paper strengthening agents | Cornel Hagiopol, Yuping Luo, David F. Townsend, James W. Johnston, Karla D. Favors | 2011-03-01 |
| 7868071 | Method of stabilizing aqueous cationic polymers | Yuping Luo, Dexter C. Johnson, Cornel Hagiopol | 2011-01-11 |
| 7718035 | Phosphoric acid quenched creping adhesive | Jeffery J. Boettcher, Nancy S. Clungeon, Hung Liang Chou, Dexter C. Johnson | 2010-05-18 |
| 7589153 | Glyoxalated inter-copolymers with high and adjustable charge density | Cornel Hagiopol, Yuping Luo, David F. Townsend, Karla D. Favors | 2009-09-15 |