Issued Patents All Time
Showing 1–25 of 75 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11541372 | Adsorbents, systems and methods for the removal of heavy metals from contaminated water | Mariappan Parans Paranthaman, Constantinos Tsouris, Marko Robert Ivancevic | 2023-01-03 |
| 8329625 | Aqueous functional fluids with antioxidants | Peter Rohrbach, Stefan Laeuger | 2012-12-11 |
| 8030259 | Alkylated PANA and DPA compositions | Beat Michael Aebli, Marc Ribeaud, David Eliezer Chasan | 2011-10-04 |
| 7947831 | Sulfoxides or sulfones grafted onto polymers | Hans-Rudolf Meier, Gerrit Knobloch, Pierre Rota-Graziosi, Paul Dubs, Michèle Gerster | 2011-05-24 |
| 7807757 | Functionalized polymers | Rudolf Pfaendner, Heinz Herbst, Kurt Hoffmann, Alfred Steinmann | 2010-10-05 |
| 7300978 | Functionalised polymers | Rudolf Pfaendner, Heinz Herbst, Kurt Hoffmann, Alfred Steinmann | 2007-11-27 |
| 7291662 | Nonylcyclohexylphosphite ester polyolefin stabilizers | Roswell E. King, III, Joseph E. Babiarz, Sai P. Shum | 2007-11-06 |
| 7217841 | Stabilizers and antiozonants for elastomers | Hans-Rudolf Meier, Gerrit Knobloch | 2007-05-15 |
| 7160955 | Sulfoxides or sulfones grafted onto polymers | Hans-Rudolf Meier, Gerrit Knobloch, Pierre Rota-Graziosi, Paul Dubs, Michèle Gerster | 2007-01-09 |
| 6989446 | Process for the preparation of 3-aryl-benzofuranones | Michael Tinkl, Peter Nesvadba | 2006-01-24 |
| 6797755 | Stabilizers and antiozonants for elastomers | Hans-Rudolf Meier, Gerrit Knobloch | 2004-09-28 |
| 6596796 | Stabilizers for emulsion crude rubbers, synthetic latex and natural rubber latex | Hans-Rudolf Meier, Gerrit Knobloch, Paul Dubs | 2003-07-22 |
| 6448208 | Liquid polyfunctional additives | Paul Dubs, Roger Martin, Stephan Allenbach, Marc Ribeaud | 2002-09-10 |
| 6417358 | Process for the preparation of 3-aryl-benzofuranones | Michael Tinkl, Peter Nesvadba | 2002-07-09 |
| 6407231 | Process for the preparation of a mixture of alkylated phenothiazines and diphenylamines | Stephan Allenbach, Paul Dubs | 2002-06-18 |
| 6362138 | Heterocyclic thioethers as additives for lubricants | Hugo Camenzind, Alfred Dratva, Peter Hänggi | 2002-03-26 |
| 6362278 | Functionalized polymers | Rudolf Pfaendner, Heinz Herbst, Kurt Hoffmann, Alfred Steinmann | 2002-03-26 |
| 6359148 | 3-arylbenzofuranones as stabilizers | Peter Nesvadba, Christoph Krohnke, Jurg Zingg | 2002-03-19 |
| 6346630 | 3-Arylbenzofuranones as stabilizers | Peter Nesvadba, Christoph Krohnke, Jurg Zingg | 2002-02-12 |
| 6315925 | Nonylated diphenylamines | Beat Michael Aebli, Sandor Gati | 2001-11-13 |
| 6296677 | Liquid polyfunctional additives for improved fuel lubricity | Marc Ribeaud, Paul Dubs, Michael Rasberger | 2001-10-02 |
| 6150307 | Heterocyclic thioethers as additives for lubricants | Hugo Camenzind, Alfred Dratva, Peter Hänggi | 2000-11-21 |
| 6046263 | Liquid antioxidants as stabilizers | Michael Rasberger, Paul Dubs, Stephan Allenbach | 2000-04-04 |
| 6015899 | Liquid antioxidants as stabilizers | Paul Dubs, Roger Martin | 2000-01-18 |
| 5807505 | Benzofuran-2-ones as stabilizers | Peter Nesvadba | 1998-09-15 |