SEATTLE – Aug. 24 update: On Friday, Aug. 24, the Washington State Supreme Court overturned a decision by a Thurston County judge and put gun control initiative I-1639 back on the November ballot. I-1639: Washington state’s latest gun control initiative Read about I-1639 at this link . Earlier story by the Associated Press from Aug. 17: A Thurston County judge has thrown out more than 300,000 signatures to put a gun-control initiative on the November ballot. Superior Court Judge James Dixon said the signature petitions for Initiative 1639 did not "comport" with state law. He ordered the secretary of state’s office to stop certification of the ballot measure. The National Rifle Association and Bellevue-based Second Amendment Foundation had filed a lawsuit against Secretary of State Kim Wyman, claiming the petitions didn’t follow the law by clearly identifying what would change in the statute. They also said the font was too small to be readable. The Alliance for Gun Responsibility has filed a notice of appeal with the Washington Supreme Court. The measure would raise the age for the purchase of a semi-automatic rifle to 21 and require a more extensive background checks for handgun purchases. More news from KIRO 7 Copyright 2018 The Associated Press. All rights reserved. This material may not be published, broadcast, rewritten or redistributed.