California
How Arnstein v. Porter applies in California: state-specific rules, key cases, and bar exam notes for Copyright.
California courts apply similar principles established in Arnstein v. Porter by examining originality and similarity to assess copyright infringement. The subjective/objective standard is used, where the court evaluates substantial similarity from both a qualitative and quantitative perspective.
In California, copyright infringement requires a showing of originality in the work, access to the work by the infringer, and substantial similarity between the two works.
The court ruled that original elements of a work must be independently created and possess some degree of creativity to qualify for copyright protection.
This case clarified that access plus substantial similarity can be proven through circumstantial evidence, reaffirming the relevance of the Arnstein standard.
The court determined the need for a clear demonstration of substantial similarity and originality to maintain a copyright claim.
California law generally aligns with federal copyright standards, particularly regarding originality and substantial similarity in infringement cases. However, California courts may place a greater emphasis on qualitative assessments of similarity relevant to creative works compared to the broader federal focus.
Understanding the principles from Arnstein v. Porter and their application in California is essential for the California bar exam, especially in essay questions involving copyright infringement.