Location History:
- Fort Washington, PA (US) (1982)
- Ft. Washington, PA (US) (1981 - 1984)
Company Filing History:
Years Active: 1981-1984
Title: Innovations by Keith Marshall in Pharmaceutical Colorants
Introduction
Keith Marshall is an accomplished inventor based in Ft. Washington, PA (US). He has made significant contributions to the field of pharmaceutical colorants, holding three patents that showcase his innovative approach to coloring medicinal products.
Latest Patents
Marshall's latest patents include a colored medicinal tablet and a natural color pigment, along with a method for their use. His invention describes a pharmaceutical tablet that consists of a substrate containing a medicament, which may be covered with a coating. This coating includes a pigment made from a natural water-insoluble edible powder dyed with an edible natural dye. The process involves suspending the powdered substrate in an aqueous vehicle and dyeing it with an edible natural dye. After the liquid is removed, a dry pigment powder is obtained, which can be used for coating various products, including food, drugs, and cosmetics.
Career Highlights
Marshall's work at Colorcon Incorporated has positioned him as a key player in the development of innovative colorants for the pharmaceutical industry. His expertise in creating natural color pigments has paved the way for safer and more appealing medicinal products.
Collaborations
Some of his notable coworkers include Edward J Woznicki and Lawrence J Rosania, who have contributed to the collaborative efforts in advancing the company's goals.
Conclusion
Keith Marshall's innovative work in the field of pharmaceutical colorants demonstrates his commitment to enhancing the quality and safety of medicinal products. His patents reflect a significant advancement in the use of natural ingredients for coloring, benefiting both the pharmaceutical and food industries.