Actually, if the target of a DMCA notice files a counter-notice, the ISP has to reinstate the content within 10 days unless the person/entity filing the DMCA no

Actually, if the target of a DMCA notice files a counter-notice, the ISP has to reinstate the content within 10 days unless the person/entity filing the DMCA notice alerts the ISP that an injunction has been filed within a specified period of time. See 17 USC § 512(g)(2)(A)-(C).