Company Filing History:
15 out of 853 
3 out of 43 
1 out of 1,391 
Years Active: 1976-1994
Title: **James L. Guthrie: Innovator in Polyurethane Technologies**
Introduction
James L. Guthrie, based in Ashton, MD, is a prolific inventor known for his significant contributions to the field of polyurethane technology. With a total of 19 patents to his name, Guthrie has developed innovative solutions that enhance the functionality and safety of polyurethane foams.
Latest Patents
Among his most recent inventions is the "Hydrophilic polyurethaneurea foams containing no toxic leachable additives." This groundbreaking patent details a method of creating hydrophilic polyurethane urea foams using high molecular weight, isocyanate-terminated, ethylene oxide-rich prepolymers instead of harmful surfactants.
Another notable patent is "Degradable articles and methods of using such articles as degradable bait." This invention involves a polyurethane polymer gel or foam that contains hydrolytically unstable ester linkages. The design allows for the controlled release of sensory stimulants for marine or aquatic organisms, providing an innovative approach to baiting these creatures.
Career Highlights
Guthrie has worked with prestigious companies such as W. R. Grace & Co. and Hampshire Chemical Corporation, where he utilized his expertise in material science to drive innovation in polyurethane products. His experience in these reputable organizations has undoubtedly contributed to his success as an inventor.
Collaborations
Throughout his career, James L. Guthrie has collaborated with esteemed colleagues including Clifton L. Kehr and Timothy G. Grasel. These partnerships have played a crucial role in fostering creativity and advancing his research in the field.
Conclusion
James L. Guthrie stands out as a dedicated inventor whose work has led to notable advancements in polyurethane technologies. His innovative patents reflect his commitment to developing safer, more effective materials for various applications. As he continues his work, the impact of his inventions is sure to resonate within the scientific and industrial communities.
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.