Location History:
- Mountain View, CA (US) (1976 - 1981)
- Menlo Park, CA (US) (1977 - 1981)
- Los Altos, CA (US) (1977 - 1986)
Company Filing History:
19 out of 86 
1 out of 3,186 
1 out of 832,680 Years Active: 1976-1986
Title: The Innovative Contributions of Daniel J. Dawson
Introduction
Daniel J. Dawson is a distinguished inventor based in Los Altos, California, with an impressive portfolio of 21 patents. His work has significantly contributed to advancements in chemical processes and polymer chemistry, reflecting his commitment to innovation in these fields.
Latest Patents
One of his latest patents revolves around the preparation of N-vinylformamide. This novel method involves reacting dry acetaldehyde and formamide at elevated temperatures in the presence of an acidic catalyst along with an ammonia scavenger like acetic anhydride. The process effectively recovers ethylidene bisformamide through high-speed distillation techniques, such as wiped film evaporation. The derived N-vinylformamide monomer plays a crucial role in synthesizing active polymers and copolymers, including poly(vinylformamide). This polymer can subsequently be hydrolyzed to produce poly(vinylamine) salts, which serve as essential precursors for developing polymeric dyes and pharmaceuticals.
Another noteworthy patent by Dawson focuses on polymeric quaternary ammonium compounds characterized by recurring vinylbenzyl ammonium units. These compounds, which feature various alkyl substituents, demonstrate antimicrobial properties, making them particularly valuable for preserving ophthalmic solutions.
Career Highlights
Dawson has had an impactful career, working at prominent companies such as Dynapol Corporation and Air Products and Chemicals, Inc. His work at these organizations has allowed him to develop and refine his innovative contributions to the field of chemistry.
Collaborations
Throughout his career, Dawson has collaborated with notable professionals in the field, including Kenneth M. Otteson and Robert E. Wingard. These collaborations have facilitated the development of groundbreaking technologies and have significantly advanced the state of polymer chemistry and industrial applications.
Conclusion
In summary, Daniel J. Dawson's innovative patents and career achievements showcase his dedication to advancing chemical processes and polymer science. His contributions not only enhance our understanding of polymeric materials but also pave the way for future innovations in various applications, including pharmaceuticals and antimicrobial solutions.
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.