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PATENT-FUNDAMENTALS5 MIN READ

Claims are boundaries, not blurbs

Describe why claims define patent scope and why clear claim boundaries matter.

The move: read claims as boundaries. A claim is not a product brochure. It is a legal sentence that points out and distinctly claims the invention. The specification can define terms and provide examples, but the claim tells you what must be present. Read claims in pieces. First identify the preamble and transition. Then break the body into limitations. Then ask what each limitation requires from the perspective of a person skilled in the relevant art. Finally, compare evidence to the limitation, not to the general product idea. This matters because broad summaries create false alarms and false comfort. A…

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