Who said so? Where?
http://uscis.gov/graphics/howdoi/h1b.htm#status
According to USCIS website, you can extend your H1b to the 7th year only after you have filed LC or I140 for 365 days or more.
http://uscis.gov/graphics/howdoi/h1b.htm#status
According to USCIS website, you can extend your H1b to the 7th year only after you have filed LC or I140 for 365 days or more.