Butterworths was acquired by International Publishing Corporation in 1965; IPC was acquired by the Reed Group in 1970. Heinemann Professional Publishing was merged with Butterworths Scientific in 1990 to form Butterworth-Heinemann. The Butterworths publishing business is now owned and operated in the UK by Reed Elsevier (UK) Ltd, a company in the Reed Elsevier Group. Publications continue to be produced by RELX (UK) Ltd using the "LexisNexis", "Butterworths" and "Tolley" trade marks. Such publications include "Halsbury's Laws of England" and the "All England Law Reports", amongst others.