A few years ago, during the height of the green patent fast track craze, I wrote a post on cleantech companies generating PR about their patent applications being accepted into an accelerated examination program or being granted by such a program.

Though the excitement has died down and the (more…)

LED lighting remains the hottest area of green patent litigation, with several complaints filed in the last several weeks. Green patent complaints were recently filed in the areas of advanced batteries and solar powered lighting as well. (more…)

The Heslin Rothenberg firm’s Clean Energy Patent Growth Index (CEPGI) 2012 Year in Review was published earlier this month. Always an interesting read, the CEPGI is a quarterly publication that tracks grants of U.S. patents directed to clean energy technologies.

The 2012 roundup reports that granted green patents hit an all time high of 3061 for last year, a (more…)

In the last month several green patent complaints were filed in the fields of LEDs, advanced batteries and smart grid.

LEDs

Bayco Products, Inc. v. Philips Intellectual Property & Standards (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 (Heraeus) does not violate unfair competition laws.

The DuPont DJ complaint describes a dispute arising (more…)

The International Centre for Trade and Sustainable Development just published a timely and informative report on the accelerated examination programs for green technology patent applications offered by a number of national patent offices around the world.

Antoine Dechezleprêtre, a Research Fellow at (more…)

Pluritas, a San Francisco IP advisory firm, is handling the sale of an LED patent portfolio developed and currently owned by a company called Illumitex.

According to the press release, Illumitex has shifted focus from LED design to lighting fixtures and total solutions and is therefore putting its chip patents up for sale. (more…)

There have been a number of green patent complaints filed recently in such technology areas as compact fluorescent lamps, LEDs, and battery chargers.

Compact Fluorescent Reflector Lamps (more…)

There have been some recent developments in the green patent infringement suits we’ve been covering.

First, in Neste Oil v. Dynamic Fuels, Syntroleum and Tyson Foods (see previous post here) the U.S. District Court for the District of Delaware granted defendant Syntroleum’s motion to stay the litigation (more…)

Adura Technologies (Adura) is a San Francisco company that provides wireless lighting controls and energy management systems. Adura was recently acquired by a large Atlanta-based commercial lighting company called Acuity Brands.

Adura’s patent portfolio includes at three U.S. patents and at least five published patent applications. The (more…)