Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12018113 | Method for the hydrolysis of a polymer | Anton Esser, Ralph Isermann | 2024-06-25 |
| 11795255 | Method for producing paper or cardboard | Anton Esser, Ralph Isermann | 2023-10-24 |
| 11203838 | Method for manufacturing paper or cardboard | Christoph Hamers, Kai Pahnke, Anton Esser | 2021-12-21 |
| 10626558 | Method for producing paper | Anton Esser | 2020-04-21 |
| 10479851 | Preparation of N-vinyl carboxamides in a series of reactor units | Christiane Lange, Hugo Vale, Oliver Soetje | 2019-11-19 |
| 9765483 | Production of paper, card and board | Anton Esser | 2017-09-19 |
| 9249240 | Graft polymers having oligoalkylenimine side chains, process for their preparation and their use | Robert Feuerhake, Daniel Schoenfelder, Bernd Bruchmann, Paola Uribe Arocha, Bastiaan Bram Pieter Staal +1 more | 2016-02-02 |
| 9127093 | Graft polymers having oligoalkylenimine side chains, process for their preparation and their use | Robert Feuerhake, Daniel Schoenfelder, Bernd Bruchmann, Paola Uribe Arocha, Bastiaan Bram Pieter Staal +1 more | 2015-09-08 |
| 9051687 | Production of paper, card and board | Anton Esser | 2015-06-09 |
| 8926797 | Method for increasing the dry strength of paper, paperboard, and cardboard | Christian Jehn-Rendu, Ellen Krueger, Martin Ruebenacker, Norbert Schall, Thomas Muehlenbernd | 2015-01-06 |
| 8778139 | Papers with a high filler material content and high dry strength | Anton Esser, Tibor Adalbert Von Vadkerthy | 2014-07-15 |
| 8759275 | High-efficiency perfume capsules | Johan Smets, Pascale Claire Annick Vansteenwinckel, Yonas Gizaw, Frank Hulskotter, Dieter Boeckh | 2014-06-24 |
| 8753479 | Production of paper, card and board | Anton Esser | 2014-06-17 |
| 8597466 | Process for the production of paper, board and cardboard having high dry strength | Anton Esser | 2013-12-03 |
| 8575267 | Process for hydrolyzing polymers containing vinylcarboxamide units | Manfred Winter, Hagen Weigl, Andreas Kramer | 2013-11-05 |
| 8476368 | Low-k dielectrics obtainable by twin polymerization | Andreas Klipp, Arno Lange | 2013-07-02 |
| 8460628 | Spiro compounds | Matthias Koch, Stefan Spange, Arno Lange, Rainer Dyllick-Brenzinger, Phillip Hanefeld +2 more | 2013-06-11 |
| 8404083 | Process for increasing the dry strength of paper, board and cardboard | Christian Jehn-Rendu, Rainer Blum, Ellen Krueger, Norbert Schall, Martin Ruebenacker | 2013-03-26 |
| 8382948 | Production of paper | Anton Esser | 2013-02-26 |
| 8349134 | Method for producing high dry strength paper, paperboard or cardboard | Anton Esser, Martin Ruebenacker, Norbert Schall, Jacques Dupuis, Josef Neutzner +2 more | 2013-01-08 |
| 8283496 | Aminoalkyl vinyl ethers comprising ethylenimine units, processes for their preparation and their use | Robert Feuerhake, Daniel Schoenfelder, Bernd Bruchmann, Paola Uribe Arocha, Alexander Kraus +3 more | 2012-10-09 |
| 8227529 | Aqueous slurries of finely divided fillers, a process for their preparation and their use for the production of papers having a high filler content and high dry strength | Anton Esser, Marc Schroeder | 2012-07-24 |
| 8197641 | Preparation of aqueous slurries of finely divided fillers and their use for the production of papers having a high filler content and high dry strength | Anton Esser, Marc Schroeder | 2012-06-12 |
| 8192580 | Preparation of aqueous slurries of finely divided fillers and their use for the production of papers having a high filler content and high dry strength | Anton Esser, Marc Schroeder | 2012-06-05 |
| 8097126 | Aqueous composition and use thereof for paper production | Anton Esser, Volker Braig, Rainer Blum, Peter G. Baumann, Jacques Dupuis +1 more | 2012-01-17 |