Dec 5, 2016: The US Patent and Trademark Office Patent Trial and Appeal Board (PTAB) has confirmed the validity of a majority of claims of Philips Lighting’s patents. These patents belong to the EnabLED Licensing Program for LED luminaires and retrofit bulbs, challenged by inter partes review (IPR) on November 23, 2016.
US confirms validity of LED patent claims by Philips Lighting
About 32 claims related to seven Philips Lighting patents, out of a total of 184 claims in these patents, have been challenged by Wangs Alliance Corporation (WAC Lighting). Of these 32 claims challenged, 27 have been upheld as valid in IPRs in favor of Philips Lighting.
Frank Bistervels, Vice President Intellectual Property of Philips Lighting, called this a victory, and said that this would strengthen the company’s confidence about its patents’ high quality that make available in the open EnabLED Licensing Program.
The patents challenged are popular and commonly used patents in the EnabLED Licensing Program. These patents relate to different technologies and techniques are used for controlling LEDs, for example, to make LED systems compatible with AC dimming circuits or to extract light from LED-based products.
Philips Lighting’s EnabLED program has encouraged innovation and driven growth in the industry since 2008.