Company Filing History:
9 out of 206 
3 out of 162 
2 out of 46 
Years Active: 1994-2002
Title: The Innovative Contributions of David L Ladd
Introduction
David L Ladd, an accomplished inventor located in Wayne, PA, has made significant strides in the field of chemical engineering and materials science. With a remarkable portfolio of 15 patents, he has contributed innovative solutions that enhance various industrial applications.
Latest Patents
Among his latest patents is a groundbreaking process for the preparation of polyether phosphates. This invention outlines an improved method for synthesizing compounds that contain at least one phosphate group, particularly polyalkylene glycol phosphate compounds. The process includes several steps:
(a) reacting a compound containing a primary alcohol with a diaryl- or diaralkyl-halophosphate to form the corresponding ester;
(b) reductively cleaving the resulting product;
(c) optionally repeating steps (a) and (b) to produce a compound with multiple phosphate groups. This innovative approach reduces by-product formation and enhances product purity.
Another notable patent involves MR contrast media that feature composite nanoparticles with a superparamagnetic iron oxide core. This invention utilizes a coating of oxidatively cleaved starch, potentially combined with a functionalized polyalkylene oxide, to ensure prolonged blood residence, improving imaging techniques.
Career Highlights
David began his professional journey at Sterling Winthrop Inc., where he honed his skills in pharmaceuticals and product development. Later, he contributed his expertise at Nycomed Imaging AS, a company renowned for its advancements in medical imaging technologies. His work has consistently focused on innovative chemical processes and product formulations.
Collaborations
Throughout his career, David has collaborated with several professionals in the field. Notable colleagues include Robert A Snow and John L Toner, both of whom have shared in the pursuit of groundbreaking research and development initiatives alongside David.
Conclusion
David L Ladd stands out as a prominent inventor whose work enriches the fields of chemistry and medical imaging. His patents reflect a commitment to innovation and a drive to develop practical solutions, solidifying his legacy in the scientific community.
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.