Lewis Galoob Toys has been ordered to halt sales of its Game Genie until a copyright suit by video game giant Nintendo of America seeking a permanent ban can be heard.

Bank of New England said it will shed more than 20 percent of its retail banking network by closing or selling about 95 branches in Connecticut and Massachusetts.

Apple Computer's software operation, Claris Corp., will become a wholly owned, independent subsidiary of the company. Claris has been a majority-owned subsidiary of Apple since 1987, when Apple spun off its applications software operations to form Claris. REGULATION

The SEC and West Germany are negotiating an agreement to cooperate in the enforcement of their respective securities laws, SEC officials said. West Germany is the last major international financial market with which the SEC does not have such an agreement.

ChemLawn Services agreed not to advertise its lawn-care applications as ''safe'' or ''nontoxic'' to settle a 1988 lawsuit in which New York state alleged its advertising is false and misleading. ACQUISITIONS

Telecom USA, an Atlanta-based long-distance company, said its shareholders have approved a plan for the company to be acquired for $1.25 billion by MCI Communications.

Kimberly-Clark and the New York Times Co. agreed to sell Spruce Falls Power and Paper to Kruger Inc. for an undisclosed sum. Spruce Falls makes newsprint and printing papers in Kapuskasing, Ontario. EARNINGS

Campeau Corp. reported a loss of $80 million for the first quarter, up from a $67 million shortfall a year earlier. ODD LOTS

A former Boeing executive targeted in a defense fraud probe is talking with prosecutors about a plea agreement that could implicate additional business and government officials, the Seattle Post-Intelligencer reported. Former assistant Navy secretary Melvyn Paisley has not been charged with wrongdoing, although he has been identified as a target of investigators in a Justice Department probe.