Twitter faces a charge of patent infringement from IBM in the midst of its quest to go public.
In an amendment to its recent S1 document filed with the Securities and Exchange Commission, Twitter revealed on Monday that IBM has accused it of violating three patents. The patents in question are: 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.
For now, Big Blue is … Read more