PTAB Invalidates Most of Signify’s ’336 Patent Claims

PTAB Invalidates Most of Signify’s ’336 Patent Claims

PTAB Invalidates Signify Patent Claims in IPR2024-00101 On 13 August 2025, the Patent Trial and Appeal Board (PTAB) issued its Final Written Decision in IPR2024-00101. The Board found claims 1–7, 9–15, and 18–20 of U.S. Patent No. 10,299,336 B2 unpatentable. However, it left claims 8, 16, and 17 intact. What the ’336 Patent Covers The ’336 patent describes a luminaire with a housing, an external cable, and a remote multi-position switch. Each sw…