A San Jose federal court this week denied A10 Networks’ request to stay a permanent injunction barring the company from selling application delivery controllers that incorporate intellectual property from rival Brocade.

Cisco's attempt to block a patent enforcement company -- commonly known as patent trolls -- from collecting licensing fees has been shot down by a federal court in Chicago.

A San Jose federal court has permanently enjoined A10 Networks from selling server load balancers that infringe on patents belonging to competitor Brocade, underscoring $60 million of a $112 million verdict awarded to Brocade last August.

Beats deadline for filing amended complaint, lists wide array of online software, services Beats deadline for filing amended complaint, lists wide array of online software, services

The Australian Commonwealth Scientific and Industrial Research Organization (CSIRO) is suing three of the largest U.S. mobile operators, charging they infringed a patent by selling wireless LAN products.

Salesforce.com Chairman and CEO Marc Benioff Tuesday declined to comment on the patent lawsuit brought against his company by Microsoft, but that didn't stop him from calling his rival names.

Microsoft sued Salesforce.com in federal court on Tuesday, alleging that the customer-relationship management (CRM) vendor has violated nine of Microsoft's patents.

Nokia vs. Apple is not your garden variety patent infringement lawsuit.