Delaware Stays the Top Patent District as West Texas Continues to Rise
October 9, 2019
In the third quarter of 2019, Delaware remained the most popular district for patent litigation overall and for NPE litigation, counted by defendants added to litigation campaigns. For operating company litigation, Delaware was overtaken fo...
Read full postFederal Circuit’s Docket Still Dominated by PTAB Appeals
October 2, 2019
RPX data shows that about 53% of Federal Circuit patent appeals filed so far in 2019 originated with the Patent Trial and Appeal Board (PTAB)—the same percentage of PTAB appeals that were lodged in 2018 and significantly more than in 2017...
Read full postPatents Invalidated Under Alice Before and After Berkheimer by Procedural Stage
September 25, 2019
RPX data shows that Section 101 invalidation rates have dropped significantly since the Federal Circuit issued its February 2018 decisions in Berkheimer and Aatrix, holding that the resolution of Alice motions may be premature where ...
Read full postFirst Half of 2019 Saw a Decline in Operating Company Patent Litigation
September 18, 2019
While overall patent litigation filing levels increased slightly in the first half of 2019, compared to that same period in 2018, operating company patent litigation declined in the first half of this year. With 753 defendants added, there ...
Read full postEarly “Stanley Steamer” Patent: Ushering in the Age of the Automobile
September 11, 2019
On this day in 1900, a patent issued for an early steam-engine vehicle naming twin inventors Francis and Freelan Stanley: US Patent No. 657,711, “Motor Vehicle (placing of parts)”. The Stanley brothers would soon form the Stanley Motor ...
Read full postTop Market Sectors by Defendants Added
September 4, 2019
Patent litigation dynamics vary industry to industry. To enable more granular analyses of these dynamics, RPX manually reviews and categorizes the accused products in each patent case and assigns those cases a market sector. The graph below...
Read full postA Closer Look at the Total PTAB Petitions Filed in Q2
August 28, 2019
During the second quarter of 2019, 315 petitions for America Invents Act (AIA) review were filed with the PTAB, including 306 petitions for inter partes review (IPR), zero petitions for covered business method (CBM) review, and nine petiti...
Read full postThe Patent Behind the Calculator
August 21, 2019
For our members and other professionals working in the financial sector, using math and calculators is an everyday necessity. Did you know you can thank William Burroughs for that invention? On this day in 1888, Mr. Burroughs patented the f...
Read full postWestern District of Texas in the Top Five for All Patent Litigation and NPE Cases
August 14, 2019
In Q2 2019, the Western District of Texas became one of the five most popular districts for patent litigation in the US, after breaking into the top five for NPE cases in Q1. The Western District has seen a surge of interest since the confi...
Read full postThe Patent Behind the Diesel Engine
August 7, 2019
On August 9, 1898, engineer Rudolf Diesel was granted US Patent No. 608,845 for an “internal combustion engine,” which would later become better known as the diesel engine. Today, diesel engines are used throughout the world, m...
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