Location History:
- Concord, CA (US) (1993)
- San Diego, CA (US) (1998)
Company Filing History:
Years Active: 1993-1998
Title: The Innovations of Roger D Calhoon
Introduction
Roger D Calhoon is an accomplished inventor based in Concord, CA (US). He has made significant contributions to the field of biotechnology, particularly in the area of metabolic enzymes and cellulose production. With a total of 2 patents, his work has had a notable impact on scientific research and industrial applications.
Latest Patents
Calhoon's latest patents include groundbreaking inventions related to cyclic di-guanylate metabolic enzymes. The first patent provides nucleotide sequences of Acetobacter operons, specifically cdg operons that encode genes for the biosynthesis and degradation of cyclic diguanosine monophosphate (c-di-GMP). This invention details the nucleotide sequences and deduced amino acid sequences of three phosphodiesterase isozymes, three diguanylate cyclase isozymes, and two polypeptides of unidentified function. Additionally, it includes various strains of microorganisms, including genetically manipulated Acetobacter cells that produce elevated or reduced levels of one or more cdg operon encoded proteins. The second patent discloses nucleic acid sequences encoding the bacterial cellulose synthase operon derived from Acetobacter. It describes methods for isolating the genes, vectors containing the genes, and transformed hosts useful for the expression of recombinant bacterial cellulose synthase or the production of cellulose.
Career Highlights
Throughout his career, Roger D Calhoon has worked with prominent companies such as Weyerhaeuser and Cetus Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in biotechnology.
Collaborations
Calhoon has collaborated with notable individuals in his field, including Rony Tal and David H Gelfand. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and expertise.
Conclusion
Roger D Calhoon's contributions to biotechnology through his patents and collaborations highlight his role as a significant inventor in the field. His work continues to influence research and industry practices, showcasing the importance of innovation in science.
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.