Principal LED Secures Additional LED Retrofit Patent

Adds a patent relating to direct-connect LED retrofit assemblies.

Principal LED has been granted U.S. Patent No. 10,024,501, which relates to our market-leading Stik™ family of direct-connect LED retrofit assemblies.

“This latest patent further expands our leading market position in fluorescent-to-LED retrofit products,” said J. Bryan Vincent, partner at Principal LED.

Earlier this year, we obtained U.S. Patent No. 9,851,054, along with U.S. Patent No. 9,311,835 and Canadian Patent No. 2,759,366, each related to retrofit assemblies. The latter two patents cover methods that employ end caps between the LED module support and the existing socket.

“In addition to inventing products that improve the retrofit process, we continue to assemble our products in the U.S. to ensure quality and provide customization for our clients,” Vincent said.

Our patented product lineup includes:

To learn more about Principal Sloan’s stik solutions, visit


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