Prior to writing claim answer these questions: • What is the invention? • What are the pieces and parts that make up the invention?The specification, including the abstract and claims, must have lines that are 1.5 or doublespaced in a single column of text. Patent Claim Format. •A patent claim has 3 parts: – preamble. This USPTO training session provides a comprehensive overview of how to file and retrieve DOCX files in Patent Center. In the tools section of this tutorial, you will find a sample USPTO Application. Data Sheet that must accompany a patent application. Appellants Daniel Fulton and James Huang appeal from the decision of the US Patent and Trademark Office, Board of Patent Appeals and Interferences.