Temporary restraining order was denied, as convincing evidence of infringement was not proven On Monday, Fanny Wang Headphone Co. appeared in San Francisco Federal Court to argue a motion filed by Monster Cable and Beats Electronics to prevent them from showing their new headphones at CES, a product that would inevitably raise the bar in style and sound against Beats by Dr. Dre.  The judge denied the restraining order indicating that there is insufficient evidence that the new headphones infringe on patents and trade dress as alleged by Monster.     Fanny Wang successfully argued that the on-ear headphones do not infringe on Monster Cable’s design patent due to its…