BRUSSELS - The following are mergers under review by the European Commission, and a brief guide to the EU merger process:

APPROVALS AND WITHDRAWALS:

-- German advertising companies G+J Electronic Media Service GmbH and IP Deutschland GmbH, part of Bertelsmann, media marketing company SevenOne Media GmbH and online marketing firm Tomorrow Focus Portal GmbH acquire joint control of a newly created venture in Germany (approved Jan. 22)

NEW LISTINGS:

None

EXTENSIONS AND OTHER CHANGES:

-- U.S. pharmaceutical company Abbott to acquire Belgian counterpart Solvay Pharmaceuticals (notified Dec. 15/on Jan. 22, deadline extended to Feb. 11 from Jan. 28)

FIRST-STAGE REVIEWS BY DEADLINE:

JAN 22

-- French rail company Transport et Logistique Partenaires SA, part of French rail operator SNCF, to acquire Swiss rival Financiere Ermewa SA (notified Nov. 25/deadline Jan. 22)

JAN 25

-- Dutch company Liberty Global Europe NV, part of U.S. cable operator Liberty Global Inc, to acquire German cable network operator Unitymedia GmbH (notified Dec. 10/deadline Jan. 25)

JAN 26

-- Private equity fund EQT V to acquire control of Luxembourg-based Springer Science + Business Media (notified Dec. 11/deadline Jan. 26/simplified)

-- Warburg Pincus Private Equity VIII OP and Warburg Pincus International Partners LP, controlled by U.S. private equity investor Warburg Pincus, and Novo Nordisk and Novozymes A/S, wholly owned by Danish institution the Novo Nordisk Foundation, to acquire joint control of British drugmaker Archimedes Pharma (notified Dec. 11/deadline Jan. 26/simplified)

JAN 27

-- French commodities and energy trader Louis Dreyfus SAS; French holding company Financieres Lov SAS, part of audiovisual production, hotel and online gaming enterprise the Lov Group, and Societe Anonyme des Bains de Mer et du Cercle des Etrangers a Monaco (SBM), which is active in hotels, restaurants and casinos and has a stake in French online gaming company Mangas Gaming, take joint control of Mangas Gaming SAS (notified Dec. 14/deadline Jan. 27/simplified)

JAN 28

-- Japanese industrial products company Toray Industries Inc and Japanese petrochemicals company Tonen Chemical Corp, controlled by Exxon Mobil Corp, acquire joint control of Japanese battery product maker Tonen Specialty Separator Godo Kaisha (notified Dec. 15/deadline Jan. 28/simplified)

JAN 29

-- German telecoms company Telefonica Deutschland GmbH, controlled by Spain's Telefonica SA, to acquire German Internet and telecoms company Hansenet Telekommunikation GmbH (notified Dec. 16/deadline Jan. 29)

-- Germany's Deutsche Bank to acquire sole control of Luxembourg private bank Sal. Oppenheim jr & Cie SCA (notified Dec. 16/deadline Jan. 29)

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