Company Filing History:
4 out of 3,002 
3 out of 1,194 
3 out of 1,393 Years Active: 1983-1993
Title: Unveiling the Inventive Mind of Frederick R Hopf
Introduction:
Frederick R Hopf, a prolific inventor based in Parsippany, NJ, has made significant contributions to the field of materials science and photochemical processes. With 11 patents to his name, Hopf's innovative work has been instrumental in advancing technologies related to stain resistance, dye lightfastness, and photochemical imaging.
Latest Patents:
One of Hopf's recent breakthroughs includes the discovery of a new class of sulfonated 2-(2'-hydroxyaryl)-2H-benzotriazole compounds. These compounds, along with methods for utilizing them on nylon fibers, have been shown to enhance stain resistance and dye lightfastness. Additionally, his patented process for improving stain resistance of nylon fibers involves the treatment with sulfonated aromatic-formaldehyde condensate and fluorinated dry soil resist agents.
Hopf's expertise extends to photochemical image processing, where he has developed actinic light-sensitive positive photoresist compositions. These compositions contain a unique blend of components, including an alkali-insoluble photoactive compound and maleimide-substituted styrene copolymers, to produce highly resolved patterns upon exposure to specific wavelengths of actinic radiation.
Career Highlights:
With a background in materials science, Hopf has made significant strides in enhancing the performance characteristics of various materials. His tenure at Alliedsignal Inc. and Allied Corporation provided him with the platform to explore novel solutions for improving material properties and functionality.
Collaborations:
Throughout his career, Hopf has collaborated with esteemed colleagues such as Michael J McFarland and Bryce C Oxenrider. Together, they have worked on projects that have pushed the boundaries of material science and photochemical processes, resulting in several patented innovations.
Conclusion:
Frederick R Hopf's inventive spirit and dedication to advancing material science have resulted in numerous patents that have improved the performance and functionality of various products. His groundbreaking work in stain resistance, photochemical imaging, and material treatments serves as a testament to his ingenuity and expertise in the field.
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.