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Keywords

damageslitigationattorneyappealwillpatentcorporationtreble damages

damagesattorneypatenttreble damages

Related Cases

Lam, Inc. v. Johns-Manville Corp., 718 F.2d 1056, 219 U.S.P.Q. 670

Facts

This case involves a patent infringement dispute between Lam, Inc. and Johns-Manville Corporation regarding U.S. Patent No. 3,950,638 for a high intensity discharge lamp. The infringement occurred between 1976 and 1979, during which Lam claimed significant lost profits due to Johns-Manville's sales of infringing products. The district court found willful infringement and awarded Lam treble damages, attorney fees, and expenses totaling $1,771,134.21. The case was appealed by Johns-Manville, challenging various aspects of the damages awarded.

Issue

Did the district court err in its findings regarding lost profits, prejudgment interest, and the award of attorney fees in the patent infringement case?

Rule

Analysis

The court analyzed the evidence presented by both parties regarding lost profits and found that Lam had sufficiently demonstrated its claims. The district court's acceptance of the number of infringing units sold was based on credible evidence, and the calculation of lost profits was supported by Lam's financial data. The court also upheld the award of prejudgment interest at the prime rate, noting that Lam had demonstrated the necessity for such an award due to its financial situation during the litigation.

Conclusion

The appellate court affirmed the district court's findings regarding lost profits and the award of attorney fees, but reversed the assessment of prejudgment interest on the punitive portion of the damages.

Affirmed in part, reversed in part.

Who won?

Lam, Inc. prevailed in this case as the court upheld the district court's findings and awarded it treble damages and attorney fees. The court found that Lam had sufficiently established its claims of lost profits due to Johns-Manville's infringement, and the district court's discretion in awarding prejudgment interest was justified based on Lam's financial circumstances during the litigation.

Lam, Inc. prevailed in this case as the court upheld the district court's findings and awarded it treble damages and attorney fees.

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Keywords

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Livingston v. Woodworth, 56 U.S. 546, 15 How. 546, 1853 WL 7639, 14 L.Ed. 809