Company Filing History:
3 out of 10 
1 out of 17,164 
Years Active: 1989-1996
Title: Walter L. Dean: Innovator in Cellulosic Fiber Technology
Introduction
Walter L. Dean is a notable inventor based in Memphis, TN, with a focus on advancements in cellulosic fiber technology. He holds a total of four patents, showcasing his contributions to the field of absorbent materials. His innovative work has significant implications for various applications in the industry.
Latest Patents
One of Dean's latest patents is for individualized cellulosic fibers crosslinked with polyacrylic acid. This patent discloses individualized, crosslinked fibers and processes for their production, as well as absorbent structures that incorporate these fibers. The fibers utilize a polymeric polyacrylic acid crosslinking agent, which forms intrafiber crosslink bonds. The preferred crosslinking agent is a copolymer of acrylic acid and maleic acid, with a specific range of weight percentage reacting with the fibers. These individualized, crosslinked fibers are designed for various absorbent structure applications, potentially enhancing their effectiveness. Another significant patent involves a process for creating individualized, crosslinked fibers that maintain low levels of residual crosslinking agent. This process includes contacting the fibers with a crosslinking agent, forming intrafiber crosslink bonds, and washing the fibers with an alkaline solution.
Career Highlights
Walter L. Dean has had a distinguished career, working with prominent companies such as Procter & Gamble Cellulose Company and Procter & Gamble Company. His experience in these organizations has allowed him to develop and refine his innovative ideas in fiber technology.
Collaborations
Throughout his career, Dean has collaborated with notable colleagues, including Danny R. Moore and James W. Owens. These partnerships have contributed to the advancement of his research and the successful development of his patented technologies.
Conclusion
Walter L. Dean's contributions to the field of cellulosic fibers and absorbent materials highlight his innovative spirit and dedication to advancing technology. His patents reflect a commitment to improving the functionality and efficiency of absorbent structures, making a lasting impact in the industry.
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.