GTT Group Releases 4th Quarter Patent Transaction Market Report (PTMR) GTT Group Releases 4th Quarter Patent Transaction Market Report (PTMR) PORTLAND, Ore., Feb. 16, 2021 /PRNewswire-PRWeb/ — Global Technology Transfer Group, Inc. (GTT Group), a world leader in strategic patent analysis and patent transaction services, today makes available the Fourth Quarter 2020 Patent Transaction Market Report (PTMR) including the Patent Market Index (PMI®) and the Patent Licensing Index (PLI®) results. The Fourth Quarter PMI grew substantially while remaining in the 100+ range for the 8th consecutive quarter. Michael Lubitz, Managing Director & Founder of GTT Group commented: “We are on the forefront of substantial patent development as a new era of technological impetus dawns. We expect, as a succinct reflection of this progress, the PMI and PLI indices will continue their pattern of growth through the remainder of the year.”