This inventor holds 2 USPTO granted patents. Top assignees: Her Majesty Queen as Represented by Minister of National Defence Canada, Her Majesty the Queen in Right of Canada, as Represented by the Minister. Active years: 1991.
Company Filing History:
1 out of 1 
1 out of 536 Years Active: 1991
Title: The Innovations of John G Purdon
Introduction
John G Purdon is a notable inventor based in Kanata, Canada. He has made significant contributions to the field of chemical decontamination, holding a total of 2 patents. His work focuses on developing effective protective systems against chemical warfare agents.
Latest Patents
Purdon's latest patents include a Metal phenoxide/polyethylene glycols chemical decontaminant system. This barrier cream consists of at least one active ingredient chosen from the alkali metal salts of phenols, dispersed in a substantially anhydrous state in a base medium comprising a polyethylene glycol. These creams are simple to prepare, effective for a reasonable period of time, and do not produce adverse skin reactions. They are also easy to apply and remove, providing protection against chemical warfare agents of both the V and G types, as well as mustard gas (H or HD). Another significant patent is the Broad spectrum chemical decontaminant system. This protective system consists of at least one alkali metal salt of phenol, acetone oxime, acetophenone oxime, and 2,3-butanedione monoxime, along with a macrocycle chosen from 18-crown-6 or cryptand [2,2,2]. The system also includes a solvent chosen from dioxolane, tetraglyme, dimethoxyethane, a polyethylene glycol, or a polyethylene glycol mono- or diether, containing just enough water to dissolve the active ingredient. These systems afford protection against mustard gas (H or HD) and against chemical warfare agents of the V and G types.
Career Highlights
Throughout his career, Purdon has worked with esteemed organizations, including the Department of National Defence Canada and the Government of Canada. His innovative approaches have led to advancements in chemical safety and protection.
Collaborations
Purdon has collaborated with notable individuals such as Robert A Bannard and Alfred A Casselman, contributing to the development of his patented technologies.
Conclusion
John G Purdon's contributions to chemical decontamination highlight his innovative spirit and dedication to safety. His patents reflect a commitment to protecting individuals from hazardous chemical agents.