Company Filing History:
Years Active: 1978-1979
Title: Innovations of Gary D Zintgraff
Introduction
Gary D Zintgraff is a notable inventor based in Indianapolis, IN (US). He has made significant contributions to the field of chemistry, particularly in the development of processes related to pharmaceutical compounds. With a total of 2 patents, his work has had a meaningful impact on the industry.
Latest Patents
One of his latest patents involves the process of spray drying sodium and potassium 2-ethylhexanoate. This innovative method utilizes an aqueous solution that is spray dried in a controlled environment, achieving improved purity and crystalline texture. The inlet temperature ranges from about 100°C to about 160°C, while the outlet temperature is maintained between 60°C and 130°C, resulting in a product with a moisture content of approximately 0.5 to 5.0 percent by weight.
Another significant patent by Zintgraff is the process for preparing pure cefamandole from alkali metal and ammonium. This method involves passing a buffered solution of cefamandole through an adsorbent resin, followed by acidification to yield pure crystalline cefamandole. This process allows for the separation and drying of the compound, or its partitioning into a preferential solvent for recovery.
Career Highlights
Gary D Zintgraff is currently associated with Eli Lilly and Company, a leading pharmaceutical firm. His work at Eli Lilly has allowed him to focus on innovative solutions that enhance the quality and efficacy of pharmaceutical products.
Collaborations
Throughout his career, Zintgraff has collaborated with esteemed colleagues such as James M Greene and Sigmund A Schildcrout. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and advancements in their respective fields.
Conclusion
Gary D Zintgraff's contributions to the field of chemistry and pharmaceuticals are noteworthy. His innovative patents and collaborations reflect his commitment to advancing technology and improving product quality. His work continues to influence the industry positively.