Cold-Climate Heat Pump Temporarily Chilled

Nyle Special Products, LLC, has suspended production of the Cold-Climate Heat Pump™ (CCHP) amid skirmishing between the manufacturer, its former general manager, and the developer of the technology. Duane Hallowell resigned as general manager of Nyle in February to form Hallowell International, LLC, which acquired the manufacturing rights to a group of patents held by engineer David Shaw for technology that he developed. Those patents were initially licensed to Nyle for use in the CCHP, but that agreement was terminated earlier this year by Shaw, who had a per-unit-produced compensation contract.
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