Charles H. Riches Patent Attorney
This advertisement is for Charles H. Riches who was a patent attorney operating in the 1890. Charles H. Riches' office was located on 57 King Street, Toronto, Canada. Riches advertised his services as a procurement agency for patents in Canada and all foreign countries. Special attention was given to patent litigation before the Canadian courts. Riches also conducted patent reviews to assist with the scope and validity of newly issued patents. As a marketing tool, Charles H. Riches offered no charge for preliminary patent advice.