Blurred lines: copyright AFC tests
The “Blurred lines” music copyright case went wrong because courts are not using modern abstraction-filtration-comparison (AFC) infringement tests. Copyright covers creative expression … Read more
Stephen E. Zweig, PhD JD, Patent Attorney
The “Blurred lines” music copyright case went wrong because courts are not using modern abstraction-filtration-comparison (AFC) infringement tests. Copyright covers creative expression … Read more
To avoid damaging your patent rights, mark your products with patent numbers. The law (35 USC 287) covers devices but not methods, … Read more
Patent demand letters are stressful. Before responding or ignoring, evaluate infringement, patent prosecution history, ownership, and litigation history.
Think that someone is infringing on your patent? Worried you are infringing, or want to show a patent reads on prior art? … Read more