This inventor holds 4 USPTO granted patents, plus 1 CIPO patent and 1 EPO patent. Top assignees: Uti Limited Partnership, The University of Akron, University Technologies International, Inc.. Active years: 2006-2015.
Company Filing History:
2 out of 139 
1 out of 666 
1 out of 113 Years Active: 2006-2015
Title: Warren Edward Piers: Innovator in Fluorescent Dyes and Catalysts
Introduction
Warren Edward Piers is a notable inventor based in Calgary, Canada. He has made significant contributions to the field of chemistry, particularly in the development of fluorescent dyes and organometallic complexes. With a total of 4 patents to his name, Piers continues to push the boundaries of innovation in his area of expertise.
Latest Patents
One of Piers' latest patents focuses on fluorescent dyes with large Stokes shifts. This invention discloses fluorescent dyes based around a framework for a ligand comprising a pyridyl group linked to a diaryl anilido unit. A variety of ligands based on this framework are presented, which chelate to a BF center to produce the fluorescent dye. The disclosed dyes combine longer Stokes shifts (approximately 100 nm) with increased quantum yields. They are also photostable in aqueous and organic solutions for several hours. These dyes may be utilized in the labeling of biomolecules for bioimaging and assays. Additionally, methods for the synthesis of these dyes are disclosed.
Another significant patent by Piers involves transition metal carbene complexes containing a cationic substituent as catalysts for olefin metathesis reactions. This invention provides organometallic complexes suitable as olefin metathesis catalysts. The complexes are Group 8 transition metal carbenes bearing a cationic substituent and have a specific general structure. Methods for synthesizing these complexes and using them as olefin metathesis catalysts are also included.
Career Highlights
Throughout his career, Warren Edward Piers has worked with various organizations, including Uti Limited Partnership and University Technologies International, Inc. His work has significantly impacted the fields of chemistry and materials science.
Collaborations
Piers has collaborated with notable individuals in his field, including Juan Felipe Araneda and Patricio Eduardo Romero Guajardo. These collaborations have contributed to the advancement of his research and innovations.
Conclusion
Warren Edward Piers is a distinguished inventor whose work in fluorescent dyes and organometallic complexes has made a lasting impact on the scientific community. His innovative patents and collaborations continue to inspire advancements in chemistry and related fields.