Patent Drafting Guide: From Patentable Idea to Claims & Application

Introduction to the WIPO Patent Drafting Manual Course and fundamentals of preparing standard applications.

In this comprehensive and specialized content, you will become familiar with all the principles and fundamentals of patent drafting and learn how to transform an idea into a valuable legal asset. This training begins with basic concepts such as patentability criteria, novelty, and industrial application, and practically teaches you how to prepare a standard patent application. You will become acquainted with the precise structure of an application, including the description, claims, drawings, and abstract, and advanced claim drafting techniques, including dependent and independent claims, as well as specific types such as biotechnology and software claims.

Detailed overview of patents
- What is a patent?
- What can be the subject of a patent?
- Why are patents important?
Legal requirements for patentability
- Novelty
- Inventive step/nonobviousness
- Industrial application/utility
- Patentable subject matter
- Disclosure requirement

Preparing patent applications
- Obtaining invention disclosures from inventors
- Identifying patentable inventions
- Understanding the invention (core inventive concept)
- Inventorship
Typical parts of the patent application
- Request
- Description
- Claims
- Drawings
- Abstract
- Application format

Theory of the patent claim
- Overview: inventions, embodiments and claims
- Independent and dependent claims
- Broad and narrow claims
- Patent protection and infringement: all-elements rule
Patent claim format
- Parts of a claim
- Grammar of a claim and other detail
- Two-part claims or improvement claims
- Alternative elements and Markush claims
- Functional elements and means-plus-function claims
Claim sets
- Independent claims
- Dependent claims
- Multiple dependent claims
- Claims referring to features of another claim
- Claim sets based on set theory
- Schematic example of drafting a set of claims

Purpose and requirements of the description
- Enabling the person skilled in the art
- Best mode requirement (where applicable)
Structure of the description
- Title of the invention
- Background of the invention
- Summary of the invention
- Detailed description of the embodiments

Role of drawings in patent applications
Formal requirements for patent drawings
- Margins, lines, and shading
- Reference signs and numbering
- Flowcharts and block diagrams

Step-by-step drafting process
- Reviewing the prior art
- Drafting the claims first strategy
- Aligning the description with the claims
Reviewing and finalizing the draft
- Consistency checks
- Inventor review and approval

Filing routes
- National filing
- Regional filing (e.g., EPO, ARIPO)
- International filing (PCT system)
Required documents and fees
- Power of attorney
- Declarations (e.g., declaration of inventorship)

Formal and substantive examination
Responding to office actions
- Analyzing the examiner's objections
- Amending the claims
- Drafting arguments for patentability
Interviews with examiners

Understanding patent infringement
- Direct vs. indirect infringement
- Literal infringement
- Doctrine of equivalents
Defenses to patent infringement
- Invalidity of the patent
- Non-infringement arguments

Post-grant review and oppositions
Patent maintenance
- Payment of renewal/annuity fees
Commercialization
- Licensing agreements
- Technology transfer

The contents you are studying in these pages are a rewritten version of the “WIPO Basics of Patent Drafting” course. This work is published under the Creative Commons Attribution 4.0 International license, which allows users to reproduce, distribute, adapt, translate, and publicly perform it, even for commercial purposes, without explicit permission, provided that the source WIPO is clearly acknowledged and any changes made to the original content are specified.

You can view the original course in the “WIPO Academy” section. After completing this course, you will also be able to receive a certificate from WIPO. “The Secretariat of WIPO assumes no liability or responsibility with regard to the transformation or translation of the original content.”