These firms recently filed with the U.S. Bankruptcy Court's local clerk of court offices.

Under Chapter 11 of the federal bankruptcy code, a company is protected from claims by creditors while it attempts to reorganize its finances under a plan approved by the court.

In a Chapter 7 liquidation, a court trustee sells assets to pay creditors' claims. The company then ceases operations.

Eastern Virginia District

Alexandria Division

Digital Microcomputer Concepts Corp. of 109 East Broad St., Falls Church, filed for Chapter 7 liquidation Dec. 6. The company listed assets and liabilities each as $50,001 to $100,000.

Dongsung America Co. of 112 Juliad Ct., Fredericksburg, filed for Chapter 11 reorganization Dec. 8. The company listed assets as zero to $50,000 and liabilities as $10,000,001 to $50 million.

Maryland District

Greenbelt Court

Cyclone Inc. of 5802 Nicholson Lane, L-06, Rockville, filed for Chapter 11 reorganization Dec. 3. The company listed assets and liabilities each as $1,000,001 to $10 million.

Manufactured Housing Concepts Inc. of 8006 Reichs Ford Rd., Frederick, filed for Chapter 11 reorganization Dec. 6. The company listed assets as $500,001 to $1 million and liabilities as $1,000,001 to $10 million.

Royal Homes Inc. of P.O. Box 1538, White Plains, Md., filed for Chapter 7 liquidation Dec. 8. The company did not list assets, but its liabilities as $100,001 to $500,000.