Use by predecessor or by related companies., 37 CFR 2.38
Summary
If the first use of the mark was by a predecessor in title or by a related company (sections 5 and 45 of the Act), and the use inures to the benefit of the applicant, the dates of first use (§§ 2.34(a)(1) (ii) and (iii)) may be asserted with a statement that first use was by the predecessor in title or by the related company, as appropriate.