CFR›Title 43›Subtitle B›Chapter II›Part 3860›Subpart 3862›43 CFR 3862.6 Citation43 CFR 3862.6CorpusDaily eCFRDisplayed edition2026-08-12Last updated2026-08-12 § 3862.6 Diligent prosecution. Previous 3862.5-1 § 3862.5-1 Allowance of entry; transfers subsequent to application not recognized. Next 3862.6-1 § 3862.6-1 Failure to prosecute application with diligence.