Our firm celebrated its Centennial in 2017. We practice exclusively in the area of intellectual property law, which encompasses patents, trademarks, copyrights, trade secrets and related business and litigation issues. For over 100 years, we have represented diverse clients, including Fortune 500 companies and individual entrepreneurs.
Renner Kenner has obtained thousands of patents over the years for our clients. The "This Week in Our History...” section below is an example of a patent that was written and/or prosecuted by Renner Kenner.
Forty years ago this week, the U.S. Patent and Trademark Office issued U.S. Pat. No. 4,077,644 entitled “Platform Hand Truck” to Rubbermaid Commercial Products Inc. While conventional platform hand trucks were made of wood or metals at that time, the patented invention provided a lightweight, non-absorbent, integrally formed platform truck.