Claim Chart
A claim chart breaks a patent claim into its elements and sets each one against evidence that a product or standard does the same thing. Licensing teams, litigators and brokers use it to turn a patent into a licensing or litigation position.
Who it is for: Licensing teams preparing an assertion, litigators building an infringement case, and brokers packaging a portfolio for sale.
The most crucial aspect of the claim chart is mapping an inventive step of the independent claim with the product disclosures. Identifying an inventive step is the foremost task before proceeding with claim chart preparation.
The claim’s use case scenario must be sufficiently supported in the description to make a successful claim chart. The elements of the claim should be mapped to the evidence of the product disclosure.
What you receive
- Element-by-element charts of independent and key dependent claims against product evidence
- Sourced evidence: product documentation, standards, teardown results or test captures
- Notes on the inventive step and where the evidence is strongest
- Charts formatted for use in negotiations or filings
Frequently asked questions
What is an evidence of use claim chart?
A claim chart breaks a patent claim into its elements and sets each one against evidence that a product or standard does the same thing. It is the document that turns a patent into a licensing or litigation position.
What evidence do you use?
Public product documentation, datasheets, developer guides, standards specifications, teardown analysis, source code review where available, and packet captures or product testing when documents are not enough.
Why does the inventive step matter for a chart?
A chart that maps every element but does not show the product using the feature that made the claim patentable will not survive scrutiny. We identify the inventive step first and make sure the evidence for it is the strongest part of the chart.
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