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.
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This article is a reprint of an existing article from Engineer and Inventor, April 1893. It is the intent of this website to present this article in human and machine readable form. Format and editing changes have been made. This article is provided for the purpose of enjoyment only. Statements in this article were relevant to the published period and may not be applicable in current times.