Shutterstock_182772785If you've handled a bunch of patent cases without running across the Kessler doctrine, don't feel like the Lone Ranger. Until today, IP wizards like you likely had little cause to know about the patent-claim-killing rule that sprang more than a century ago from Kessler v. Eldred, 206 U.S. 285 (1907). Be warned. It's

Shutterstock_172988921The latest from the Federal Circuit teaches that a transfer of ownership rights in intellectual property doesn't necessarily bar the transferor from using the IP.

The case involved an ex-employee of Energy Recovery, Inc., Leif J. Hauge. ERI had sued Mr. Hauge over who owned IP relating to "pressure exchangers", which relate somehow to "reverse

The Chief Judge of the Ninth Circuit erred when he booted patent infringement claims against "Street View", the Google feature that lets you look at images of houses, buildings, and other objects that line streets and highways online.

The mistake came in how Chief Judge Alex Kozinski construed a phrase — "substantially elevations" — that described the

Inhale, Inc., got a copyright certificate from the U.S. Copyright Office for a hookah that featured a skull-and-crossbones design.

A month later, Inhale sued Starbuzz Tobacco for infringing the copyright.

But Starbuzz's hookah didn't include the osseous symbol that appears often on pirates' Jolly Rogers.

The lack of bony stuff didn't matter, Inhale puffed, due to the