Panduit Standard in the United States

In Patent Damages Law

Note: for more information on patent damages law, click here.

This covers the following:

• Acceptable substitutes jury instructions (standard for proving lost profits damages)
• Critique and modications (standard for proving lost profits damages)
• Demand for patent product (infringer’s name and reputation as defense, jury instruction, market expansion defense,
• Patent owner’s capacity to meet, “submarket” defense)
• Discovery (standard for proving lost profits damages)
• Infringement (standard for proving lost profits damages, absence of acceptable non-infringing substitutes,
• Infringer’s name and reputation as defense, jury instructions, doubts resolved against infringer)
• Jury instructions (see below)
• Standard for proving lost profits damages (see below)
• Substitutes (acceptable substitutes)
• Standard for proving lost profits damages

Standard for proving lost profits damages

• absence of acceptable non-infringing, substitutes,
• effect on conduct of infringer,
• substitute issue,
• definition of “legally acceptable substitute”
• Federal circuit interpretations,
• effect on market influences,
• substitute issue,
• market share evaluations,
• patent-owner’s products as substitutes,
• price of alleging non-infringing substitutes,
• absence of acceptable non-infringing substitutes,
• effect on prior settlements,
• multiple infringers,
• timing of availability of alleged substitute,
• Yarway’s mini-market approach,
• proving amount of lost profits,
• discovery,
• testimony of economic experts,
• evidence presented by infringer,
• substantiation of patent owner’s lost profits theories,
• evidence and calculations,
• foreign sales,
• incremental income approach,
• jury instruction,
• incremental profit methodology,
• price erosion, causation,
• critique and modication,
• market share evaluations,
• modication of Panduit standard,
• technical substitutes vs. economic substitutes,
• discovery
• foreign sales,
• infringement,
• jury instructions,
• Market and Market Conditions
• multifaceted machine that incorporates patented feature,
• price erosion,
• spare parts,
• inclusion of unpatented items in damage award,
• substitutes critique of standard,
• technical substitutes vs. economic substitutes,
• jury instructions,
• two-supplier market theory,
• unpatented items,
• inclusion in damage award
• expansion of liability for unpatented devices and spare parts,
• incorporating patent features,
• market value rule
• multifaceted machine that incorporates patented feature,
• sale of unpatented item with patented item: collateral, spare parts,

Jury instructions

• acceptable substitutes
• niche market
• relevant customer
• incremental amount of profit,
• income approach,
• capacity,
• computation of lost profits,
• jury instructions demand,
• doubts resolved against infringer,
• market
• niche market