Company Filing History:
2 out of 475 
2 out of 574 
1 out of 71 Years Active: 1978-2002
Title: Johan Rietberg: A Pioneer in Polymer Innovations
Introduction
Johan Rietberg is an innovative inventor based in Zwolle, Netherlands. With a remarkable portfolio of six patents, he has made significant contributions to the field of polymer chemistry. His latest inventions focus on advanced condensation polymers, showcasing his expertise in developing materials with unique applications.
Latest Patents
One of Johan Rietberg's latest patents relates to a condensation polymer containing hydroxyalkylamide groups. This invention involves a linear or branched polymer that features ester groups and at least one amide group within its backbone. Notably, it has hydroxyalkylamide end groups and boasts a weight average molecular mass of ≥800 g/mol. The polymer can be formed through a reaction between a cyclic anhydride and an alkanolamine, yielding a β-hydroxyalkylamide, which is then converted into a polyesteramide via polycondensation. This innovative polymer can be employed in thermosetting powder-paint compositions, highlighting its practical uses in various industries.
Career Highlights
Johan has accumulated significant experience during his career. He has worked with prominent companies, including DSM N.V. and Stamicarbon B.V. His collaborative efforts and research have contributed to the development of new technologies in polymer applications, further enhancing his reputation as a leading inventor in his field.
Collaborations
Throughout his career, Johan has had the opportunity to collaborate with talented professionals in the industry. Notable coworkers include Robert Van Der Linde and Rudolfus A T M Van Benthem, with whom he has shared insights and innovations that have propelled their work forward.
Conclusion
Johan Rietberg's contributions to polymer science through his patents and collaborations illustrate his commitment to innovation and excellence. As he continues to develop new materials, his work will likely inspire future advancements in the polymer industry, solidifying his legacy as a key inventor in this domain.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.