Patent costs vary based on the complexity of the invention, the type of application, and the prosecution history at the USPTO. This guide provides realistic cost ranges so inventors and companies can budget appropriately. We provide fixed-fee quotes for all engagements before work begins.
Provisional Patent Application
Attorney fees for a provisional patent application typically range from $3,000 to $8,000, depending on the complexity of the technology. Simple mechanical inventions fall toward the lower end; complex software, AI, or multi-component systems fall toward the higher end. USPTO filing fees are $320 for large entities, $160 for small entities, or $80 for micro entities. A provisional provides 12 months of priority and patent-pending status.
Utility Patent Application
Attorney fees for preparing and filing a non-provisional utility patent application typically range from $8,000 to $18,000. This includes drafting the specification, claims, and abstract, as well as preparing formal patent drawings. USPTO filing fees are approximately $1,820 for large entities, $910 for small entities, or $455 for micro entities. Applications with numerous independent claims or complex drawing sets tend toward the higher end.
Office Action Responses
Responding to a USPTO office action typically costs between $2,000 and $5,000 per response, depending on the complexity of the rejection and the prosecution strategy required. Most applications require one to three office action responses before the patent either issues or a final rejection is received. Examiner interviews, which we conduct frequently to advance prosecution, are generally included in the response fee.
Design Patent Application
A design patent application typically costs between $2,500 and $5,000 in attorney fees, including preparation of formal design patent drawings. USPTO fees are approximately $1,040 for large entities or $520 for small entities. Design patents have no maintenance fees after issuance. The total cost from filing through issuance is significantly lower than a utility patent.
Issuance and Maintenance Fees
When a utility patent is allowed, an issue fee of approximately $1,200 (large entity) or $600 (small entity) is due. After issuance, maintenance fees are required at 3.5, 7.5, and 11.5 years. Maintenance fees escalate over time: approximately $2,000, $3,760, and $7,700 for large entities (roughly half for small entities). These fees must be paid on time to keep the patent in force.
Total Budget Estimates
For a single utility patent from provisional filing through issuance, a typical total budget is $20,000 to $40,000, spread over two to four years. This includes the provisional, non-provisional, two to three office action responses, issue fees, and USPTO fees. A design patent from filing through issuance typically runs $3,500 to $7,000 total. Companies building patent portfolios should discuss prioritization and volume arrangements to manage total spend.
What Drives Cost
The primary cost drivers are the technical complexity of the invention (more complex technology requires more detailed specifications), the number of independent claims (each independent claim represents a distinct scope of protection), the prosecution history (more office actions mean more response fees), and whether international protection is sought (foreign filings add significant cost through translation, local counsel, and national-phase fees).
Get a Quote
For a fee estimate specific to your invention, schedule a consultation. We will assess the invention, outline the recommended strategy, and provide a fixed-fee quote before any work begins.