DeJonge and Co. v. Breuker & Kessler Co.
Supreme Court of the United States
Argued October 27–28, 1914 Decided November 9, 1914
Full case name	DeJonge and Co. v. Breuker & Kessler Co.
Citations	235 U.S. 33 (more) 35 S. Ct. 6; 59 L. Ed. 113
Holding
Every instance of a copyrighted work must observe copyright notice formalities for the work to maintain copyright, even if the work appears multiple times on the same sheet of paper. Every copy of a copyrighted painting must bear the notice for the painting to maintain copyright.
Court membership
Chief Justice Edward D. White Associate Justices Joseph McKenna · Oliver W. Holmes Jr. William R. Day · Charles E. Hughes Willis Van Devanter · Joseph R. Lamar Mahlon Pitney · James C. McReynolds
Case opinion
Majority	Holmes, joined by a unanimous court
Laws applied
Copyright Act of 1909

DeJonge and Co. v. Breuker & Kessler Co., 235 U.S. 33 (1914), was a United States Supreme Court case in which the Court held every instance of a copyrighted work must observe copyright notice formalities for the work to maintain copyright, even if the work appears multiple times on the same sheet of paper. Every copy of a copyrighted painting must bear the notice for the painting to maintain copyright.^[1]

• Text of DeJonge and Co. v. Breuker & Kessler Co., 235 U.S. 33 (1914) is available from: Cornell Findlaw Google Scholar Justia Library of Congress