No. Microsoft does not permit other companies or individuals to display its logos or trademarks on T-shirts, office supplies, sporting goods, or other merchandise. For more information, review the Merchandise section of the General Microsoft Trademark Guidelines. Limited exceptions may be granted based on extenuating circumstances and business approval from a Microsoft Account Manager. If your company has a business proposal to license a Microsoft trademark as a revenue opportunity, submit your business proposal to [email="iplg@microsoft.com"]iplg@microsoft.com[/email]. Please include Trademark in the subject line of your message.[/quote]

Trademarks.