Nokia aims to block RIM phone sales, following patent dispute November 28, 2012 6:17 AM Devindra Hardawar Devindra Hardawar LinkedIn Twitter Facebook Google Plus Profile Recent Stories: NYC’s next billion-dollar startup: Fab raises $150M at $1B valuation Nvidia’s bold plan to conquer new graphics territory: Licensing its chips Rounds brings together mobile video chat with shared web browsing It's a patent battle between two trouble phone manufacturers.