Twitter has purchased more than 900 patents from IBM, a move that should help put recent infringement claims to rest.
The news, announced by IBM in a press release, comes a few months after IBM claimed that Twitter had violated intellectual property rights on three patents. The allegations surfaced in documents from Twitter's IPO, which occurred on Nov. 7, 2013.
...we recently received a letter from International Business Machines Corporation, or IBM, alleging that we infringe on at least three U.S. patents held by IBM, and inviting us to negotiate a business resolution of the allegations. The three patents specifically identified by IBM in the letter were U.S. Patent No. 6,957,224: Efficient retrieval of uniform resource locators, U.S. Patent No. 7,072,849: Method for presenting advertising in an interactive service and U.S. Patent No. 7,099,862: Programmatic discovery of common contacts. Read more...
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