How to File a Design Patent Application
Protect the ornamental appearance of your product. 15 years of protection, no maintenance fees.
A design patent protects the ornamental appearance — how your product looks, not how it works. The drawings ARE the claim.
Key rule: solid lines vs dashed lines. Solid lines define what is claimed. Broken (dashed) lines show environmental context that is NOT claimed. This distinction determines the entire scope of your protection.
- Confirm your product has a distinctive ornamental appearance worth protecting
- Determine entity status: micro ($120) or small ($240) entity
- Budget for a professional patent illustrator ($500–$1,500 — strongly recommended)
In a design patent, the drawings ARE the claim. Invest in quality here — this is the most important step.
- Front view
- Rear view
- Left side view
- Right side view
- Top view
- Bottom view
- Perspective view(s)
- All in formal patent drawing format with correct solid/dashed lines
Design patent specifications are much shorter than utility patents. You need a title, description of each figure, and a single claim.
- Write a descriptive title (e.g., "Ornamental design for a beverage container")
- Write a brief description of each figure
- Write the single claim: "The ornamental design for [article] as shown and described"
- File through patentcenter.uspto.gov as a Design application
- Upload drawings, specification, and claim
- Pay the filing fee
- Submit and save filing receipt
Timeline: Examination takes 12–24 months. Once granted: 15 years of protection with no maintenance fees required.
International tip: For design protection in multiple countries, use the Hague System — a single application can designate the US, EU, Japan, South Korea, China, and 90+ other countries.
Using Solid Lines for Unclaimed Features
Every solid line is part of the claimed design. If you draw the entire product in solid lines, your design patent only covers that exact overall appearance. Use dashed lines for features you don't want to claim — this gives you broader protection against products that copy your key design elements but differ in other areas.
Skipping Professional Illustration
In a design patent, the drawings ARE the claim. Poor-quality drawings with inconsistent perspectives, wrong line weights, or missing views can narrow or invalidate your protection. Budget $500–$1,500 for a patent illustrator experienced in design patents.
Filing Too Late After Public Disclosure
The US provides a 12-month grace period after public disclosure, but most other countries require absolute novelty. If you plan to file internationally, file your design patent before any public disclosure — including trade shows, social media, and e-commerce listings.
Your Design Patent Application Is Filed.
Examination takes 12–24 months. Once granted, you have 15 years of protection with no maintenance fees. Consider the Hague System for international coverage.