GPC Licenses DTL's Cell Phone Patent to RSA 1 and Mohave Cellular

Suffern, NY, September 29, 2009 − General Patent Corporation (GPC), a leading patent licensing and enforcement firm, announced today on behalf of its client, Digital Technology Licensing LLC (DTL), that it has licensed DTL's cell phone patent to RSA 1 Limited Partnership (d/b/a Cellular 29 Plus) of Emerson, IA, and Mohave Cellular Limited Partnership of Kingman, AZ. Mohave Cellular is owned by Frontier Communications Corporation.

DTL owns US Patent No. 5,051,799 (the ’799 Patent) titled “Digital Output Transducer.” The technology covered by the ‘799 Patent addresses Adaptive Multi-Rate (AMR) codec and other cellular communication standards, assuring backward compatibility of cell phone handsets and base stations. The ‘799 Patent also has applications in Bluetooth devices.

“We are very pleased to have RSA 1 and Mohave Cellular join the growing list of cell phone providers that are licensing the DTL patent,” said Paul Lerner, General Patent’s Sr. Vice President and General Counsel. “Licenses under the DTL patent are available at our standard royalty rate of 0.7%.”

General Patent Corporation represents DTL in the licensing and enforcement of US Patent No. 5,051,799. DTL brought patent infringement lawsuits against Verizon Wireless, Cingular Wireless (now known as AT&T Mobility), T-Mobile, Sprint and other companies. Equipment manufacturers Nokia, Ericsson, Sony-Ericsson, Samsung and LG Electronics have licensed the DTL Patent. Lawsuits are still pending against Verizon, Sprint, Kyocera and other companies. RSA 1 and Mohave Cellular are just two of many cellular service providers that have licensed the DTL patent.

General Patent has now secured 29 licenses for the DTL patent.

About Digital Technologies Licensing LLC

Digital Technology Licensing LLC is the owner of US Patent No. 5,051,799 titled “Digital Output Transducer” which is now expired. DLT is a portfolio company of IP Holdings LLC and is managed by General Patent Corporation. A non-exclusive license under the patent is available for past sales at DTL’s standard royalty rate of 0.7% on non-discriminatory terms. For licensing terms, contact Kathlene Ingham at 845-368-4000 x107. For more information, please visit

About IP Holdings LLC

IP Holdings LLC is an affiliate of General Patent Corporation and is an IP-centric merchant banking organization. IP-Holdings provides IP-related financial services and IP brokerage services, and operates an idea incubator. IP Holdings is a member of DTL. For more information on IP Holdings, visit