Paymaster Technologies, Inc. v. United States

OPINION

CHRISTINE O.C. MILLER, Judge.

This case is before the court after trial on plaintiffs claim that the United States, through the United States Postal Service, infringed plaintiffs patent covering imprinted money order forms. After the court ruled on the construction of the disputed language in claims 1, 5, 6, and 10, plaintiff sought to prove defendant’s liability and damages, while defendant asserted several affirmative defenses. A key issue for trial was whether the accused money order forms exhibited imprinted characters in a mirror-like image on the back surface of the money orders.

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