Intellectual property

Judge rules Warner/Chappell, which licensed the song, doesn't have a copyright.

Estate's stewardship of Martin Luther King Jr.'s papers can produce odd results.

Inventors came up with glasses for New Year's 1991 but market was eventually flooded with knockoffs.

As negotiators continue work on a trans-Pacific trade deal, one of the sticking points is intellectual property.

In Germany, 10,000 people are getting letters from a law firm claiming they owe cash for watching pornographic videos online. And unique addresses of computer users are part of the legal filing.

Wikileaks has leaked a new document, one that shows an evolving international conversation about intellectual property in the digital world.

Intellectual property accounts for about 35 percent of U.S. GDP. But hackers, many of them in foreign countries, are working harder than ever to steal it.

A panel of the House Intelligence Committee warns U.S. telecom companies not to do business with Huawei Technologies and ZTE Corp.

With tech companies in expensive battles over patents and copyrights, intellectual property lawyers are in the money.

Luxury shoemaker Christian Louboutin filed an appeal this week to re-open a case it has against Yves Saint Laurent over what it sees as a copycat shoe.