The following firms have filed for bankruptcy protection recently with local clerk of court offices of the U.S. Bankruptcy Court.

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.

Maryland District Rockville Court

Seven Maple Associates Limited Partnership of Takoma Park filed for Chapter 11 reorganization Dec. 7. The apartment building company listed assets of $6.1 million and liabilities of $4.9 million. The largest of its more than 100 creditors are Old Line Mortgage Group of Silver Spring, to which it owes $143,000, and Management Design Service of Silver Spring, to which it owes $83,008.

Francis O. Day Inc., formerly known as Brigham and Day Paving Co. of Rockville, filed petitions requesting that companies that owe it money be placed into involuntary Chapter 11 reorganization. The companies Francis O. Day wants put into Chapter 11 are:

Greenbelt Road First Limited Partnership of Chevy Chase, an office complex developer. Assets were listed as less than $50,000 and liabilities were at least $73,792.

Good Luck Road First Limited Partnership of Chevy Chase, an office developer, which is affiliated with the Greenbelt Road First Limited Partnership. Assets were listed as less than $50,000 and liabilities as between $500,000 and $999,000.

Greenbelt Road Second Limited Partnership of Chevy Chase, a construction company. Liabilities were listed as $231,611.

A number of other companies requested that Greenbelt Road Second Limited Partnership be placed into Chapter 11: Walter C. Davis and Son Inc. of Newington, which said it was owed $137,296; Vogan Associates Inc. of Washington Grove, Md., which claimed $19,180; General Heating Co. of Capitol Heights, which claimed $32,148.90; and R.D. Bean of Beltsville, which claimed $22,979.

Waldorf Sportsman Supply Inc., doing business as Sportsman Supply Inc. of White Plains, filed for Chapter 7 liquidation Dec. 11. The retail sports supply and indoor archery company listed assets of $25,000 and liabilities of $62,000.

The Partners of Sheridan Station Limited Partnership, a Washington real estate development company formerly known as GLM Investment Partners and as GLM Partners of Sheridan Station Limited Partnership, filed for Chapter 11 reorganization Dec. 11.

GLM Montclair II Association filed for Chapter 11 reorganization Dec. 11.

GLM Development Corp. filed for Chapter 11 reorganization Dec. 11.

Eastern Virginia District Alexandria Division Trimarc Contractors Inc. of Arlington filed for Chapter 7 liquidation Dec. 7. The general contractor listed assets of $800 and liabilities of $50,000.

Breed, Cole and Associates of Alexandria filed for Chapter 11 reorganization Dec. 7.

Usulutan Boutique of Burke filed for Chapter 7 liquidation Dec. 7. The retailer estimated both assets and liabilities at $50,000.

Marty's Floor Covering Co. of Alexandria filed for Chapter 11 reorganization Dec. 7. The commercial and residential floor covering company listed assets of $103,671 and liabilities of $650,422.

John Ogle Telecommunications Inc. filed for Chapter 11 reorganization Dec. 7. The Stafford utility contractor, operation and construction company listed assets of $700,000 and liabilities of $655,208.

International Defense Images Ltd. of Alexandria filed for Chapter 7 liquidation Dec. 7. The photojournalism and publishing company listed assets of $3,342 and liabilities of $212,688.

Olin Plumbing and Heating Co. of Woodbridge filed for Chapter 11 reorganization Dec. 10. The company listed assets of $93,533 and liabilities of $62,389.

A.A. Beiro Construction Co. of Alexandria filed for Chapter 11 reorganization Dec. 10. The general contracting company listed assets of $5.75 million and liabilities of $10.5 million. The company owes $443,301 to Superior Electric Company Inc. of Washington, its biggest creditor, and $316,991 to Lynn Fabricators Inc. of Hagerstown, its second largest creditor.

Leesburg Electric Contractors filed for Chapter 7 liquidation Dec. 11. The company listed assets of $1,200 and liabilities of $46,583.