Tag: patent infringement


A number of green patent complaints have been filed in the last several weeks in the areas of biofuels production, recycled food service products, LEDs, reusable diapers, water conservation, and gas conversion technology. Biofuels


Previous posts (e.g., here and here) have discussed Neste Oil’s patent infringement suits against competitor Dynamic Fuels involving biodiesel fuels and production processes. Dynamic Fuels is a joint venture of Syntroleum and Tyson Foods that operates refineries capable of


A previous post reported on GE’s patent infringement suit against AgiLight asserting several patents relating to LED string light engine structures and assembly methods. In a recent decision the U.S. District Court for the Northern District of Ohio granted AgiLight’s Read more…


In an interesting case of ancillary legal wrangling, DuPont has filed a declaratory judgment (DJ) action asking an Oregon federal court to declare that the company’s press release and customer letters about its patent infringement suit against Heraeus Precious Metals Read more…


Totaro & Associates has completed the second phase of a study which began in December 2010 on the patent landscape of the horizontal-axis, utility-scale wind industry. We have now read and classified over 23,100 global patents and applications, with over Read more…


A previous post discussed Honeywell’s patent infringement suit against Nest Labs (Nest) asserting seven thermostat control patents. Since then Nest has requested that the U.S. Patent and Trademark Office (USPTO) reexamine all seven of the patents-in-suit. A reexamination proceeding allows Read more…


Last October, Popular Mechanics reported that non-practicing entities (NPEs) may have “bled companies for half a trillion dollars” between 1990 and 2010. Sometimes called “patent trolls” by their detractors, NPEs are generally defined as companies that obtain most of their Read more…


A previous post discussed Mitsubishi’s patent infringement action against GE in which the Japanese conglomerate fought back against multiple infringement suits (see, e.g., here and here) brought against it by GE. Mitsubishi’s Complaint, filed in the Middle District of


Several green patent lawsuits have been filed in the last two weeks in the areas of smart grid, wastewater treatment, and emissions reduction technology. In addition, the U.S. International Trade Commission decided to move forward with an important investigation regarding Read more…


In previous posts I discussed the patent infringement suit brought by Danish biotech Novozymes against its rival Danisco (recently acquired by DuPont). Specifically, Novozymes sued Danisco in May 2010 in the Western District of Wisconsin, alleging infringement of U.S. Patent Read more…


Several new green patent complaints have been filed recently in the areas of biofuels, smart grid, LEDs, solar manufacturing materials, and waste water treatment. Here’s a run down: Biofuels Butamax Advanced Biofuels v. Gevo


In a previous post, I wrote about Texas smart meter company TransData‘s patent infringement suit against CoServ, a Texas utility. TransData recently extended its patent enforcement activity from Texas in an easterly direction through the southeastern United States, filing complaints


Toyota has been the target of a number of patent infringement suits involving hybrid electric vehicles in the last several years (e.g., see previous posts here, here and here). So instead of waiting to be sued again, this time the


In a previous post, I discussed the new LED patent dispute between Osram, Samsung and LG Electronics (LG). There were a few significant developments last month. First, the U.S. International Trade Commission (ITC) decided to investigate allegations raised in two

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