Company Filing History:
Years Active: 1976-1981
Title: The Innovations of James D. Cleveland
Introduction
James D. Cleveland is a notable inventor based in Albany, California. He has made significant contributions to the field of chemistry, particularly in the development of processes for producing various chemical compounds. With a total of four patents to his name, Cleveland's work has had a meaningful impact on the industry.
Latest Patents
Cleveland's latest patents include a process for lactone preparation by cyclization. This innovative method involves cyclizing 2,4-dibromobutyric acid (DBBA) to alpha-bromo-gamma-butyrolactone (BBL) by contacting the dibromobutyric acid with a base at a temperature between 20°C and 100°C, maintaining a pH below about 4.0. Another significant patent involves the production of thiadiazin-5-one compounds, which are prepared by reacting a thiosemicarbazide with an alkyl alpha-halothioacetate. The addition of a dialkylhalothiophosphate to these compounds results in useful thiadiazine insecticides.
Career Highlights
Cleveland is currently associated with Chevron Research Company, where he continues to innovate and develop new chemical processes. His work has been instrumental in advancing the field and providing solutions to various chemical challenges.
Collaborations
Cleveland has collaborated with several professionals in his field, including his coworker Laroy H. Edwards. Their combined expertise has contributed to the success of their projects and the advancement of their research.
Conclusion
James D. Cleveland is a distinguished inventor whose work in chemical processes has led to significant advancements in the industry. His contributions, particularly in lactone preparation and thiadiazin-5-one compounds, showcase his innovative spirit and dedication to research.