Company Filing History:
1 out of 50 
1 out of 11 Years Active: 1999-2004
Title: The Innovative Journey of Karl Schwendinger: A Pioneer in Oxindole and Phosphorus Oxychloride Production
Introduction: Karl Schwendinger, a notable inventor based in Linz, Austria, has made significant contributions to the field of chemical engineering with a focus on innovative methodologies. Holding two patents, his work reflects a combination of creativity and functionality that advances both industrial processes and chemical production.
Latest Patents: Schwendinger's latest patents include a groundbreaking method for producing 2-oxindoles and a process for the purification of phosphorus oxychloride. His method for producing 2-oxindoles involves the transformation of isatines into the desired compound using hydrazine hydrate in a polar solvent at varying temperatures. By employing catalysts such as diazabicyclooctane and ethyldiisopropylamine, he efficiently isolates 2-oxindoles through solvent distillation and crystallization. The other patent focuses on purifying phosphorus oxychloride contaminated by reactive organic compounds by introducing organic amines and utilizing fractional distillation to achieve high purity levels.
Career Highlights: Throughout his career, Schwendinger has been associated with reputable companies specializing in fine chemicals. He has notably worked at DSM Fine Chemicals Austria Nfg GmbH & Co KG and DSM Fine Chemicals Austria GmbH. His expertise has contributed to advancements in chemical production processes, establishing him as a prominent figure in his field.
Collaborations: Collaboration plays a crucial role in Schwendinger’s success. He has worked alongside accomplished professionals, including Wolfram Hendel and Ulfried Felfer, further enhancing the impact of his inventive contributions in the chemical industry.
Conclusion: Karl Schwendinger exemplifies the spirit of innovation that drives industries forward. His patents not only showcase his expertise but also reflect a commitment to improving and refining chemical processes that benefit various applications. As he continues his work, the contributions of inventors like Schwendinger will undoubtedly pave the way for future advancements in the field of chemistry.
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.