Company Filing History:
16 out of 14,059 
2 out of 7,865 
Years Active: 1998-2015
Title: **Innovative Contributions of Richard L. Severance**
Introduction
Richard L. Severance, an esteemed inventor based in Stillwater, MN, has made significant contributions to the field of polymer chemistry. Holding 18 patents, Severance has been at the forefront of innovations involving polymerizable ionic liquids and their applications in various industries.
Latest Patents
His latest inventions include compositions and articles that comprise a polymerizable ionic liquid mixture, accompanied by methods of curing. These curable compositions contain a mixture of at least one polymerizable ionic liquid and at least one other ethylenically unsaturated monomer, oligomer, or polymer. Notably, the polymerizable ionic liquid is characterized by an air to nitrogen curing exotherm ratio of at least 0.70. Additionally, Severance has described articles and methods for creating products from these curable compositions. One of his innovative developments is a monofunctional polymerizable ionic liquid, which features a non-polymerizable substituted imidazolium cationic group alongside a polymerizable sulfonate anion.
Career Highlights
Throughout his career, Richard L. Severance has held key positions at notable companies including the 3M Innovative Properties Company and the Minnesota Mining and Manufacturing Company. His work has not only advanced the technology surrounding polymerizable ionic liquids but has also paved the way for new developments in materials science.
Collaborations
Severance's innovative journey includes collaborations with skilled professionals in the industry. He has worked alongside colleagues such as Caroline M. Ylitalo and Jennifer L. Lee, highlighting the importance of teamwork in achieving groundbreaking results in the realm of inventions and patents.
Conclusion
Richard L. Severance stands out as a pioneering inventor with a robust portfolio of patents, particularly in the area of polymer chemistry. His ongoing innovations continue to influence the materials sector, and his collaborations underscore the importance of collective efforts in scientific advancement. As his career progresses, Severance's contributions are sure to have lasting impacts on the field and beyond.
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.