Fearn, an AI-driven patent law firm, has launched with $5.5 million in seed funding to revolutionize the patent application process. The firm promises to reduce costs by up to 75% and significantly cut wait times.
TL;DR
- Fearn raises $5.5M from Kindred Ventures, a16z Speedrun, Designer Fund, and Essence VC to launch an AI-native patent law firm.
- The firm aims to reduce patent application costs from $18,000 to $40,000 to a flat $9,000 and expedite the process to as little as 24 minutes for a review-ready application.
- Fearn's software-driven approach, FearnOS, treats patent applications as graphs, enabling efficient drafting and management.
What happened
Fearn, an AI-native patent law firm, has launched with $5.5 million in seed funding. The round was led by Kindred Ventures, with participation from a16z Speedrun, Designer Fund, and Essence VC.
The firm aims to disrupt the traditional patent law industry by offering a flat fee of $9,000 for a full patent application, including government fees. This is a significant reduction from the typical $18,000 to $40,000 charged by conventional firms.
Fearn's software, FearnOS, treats patent applications as graphs, linking claims to supporting descriptions, figures, and technical material. This approach allows for efficient drafting and management, with human attorneys reviewing each application before filing.
Why it matters
For developers and startups, Fearn's approach could significantly reduce the time and cost associated with patent applications, allowing them to focus more on innovation and less on legal processes.
Investors see potential in Fearn's model, as it addresses a $14 billion annual market for patent services. The firm's refund guarantee, where it refunds the fee if no claims are allowed, sets it apart from traditional firms.
However, the success of Fearn's model depends on its ability to navigate the complex and often slow-moving patent office processes and maintain high-quality drafting and examination standards.
Key facts
- Fearn raised $5.5 million in seed funding led by Kindred Ventures, with participation from a16z Speedrun, Designer Fund, and Essence VC.
- The firm offers a flat fee of $9,000 for a full patent application, including government fees, compared to the typical $18,000 to $40,000 charged by conventional firms.
- FearnOS, the firm's software, treats patent applications as graphs, enabling efficient drafting and management.
- The USPTO's average wait time for a first examiner action was about 22.5 months in fiscal 2025, according to IPWatchdog.
- Fearn aims to reduce the time to a review-ready application to as little as 24 minutes and file a provisional application within three business days.
- The global patent services market is valued at $14 billion annually and is projected to exceed $20 billion by 2035, according to Forbes.
- Fearn's investor syndicate includes funds with a track record of early investments in category-defining companies, such as Uber, Coinbase, and Perplexity.
Context
The traditional patent law industry has faced criticism for high costs and long wait times. The USPTO's backlog of unexamined applications peaked at 837,928 in January 2025, highlighting the need for more efficient processes.
AI-driven legal tech startups like Harvey and Legora have seen significant valuations, but they primarily focus on software sold to law firms. Fearn's approach differs by directly serving clients and capturing the services spend itself.
The patent law segment is particularly suited for AI-driven solutions due to the measurable output and clear verdict on the quality of work. Fearn's refund guarantee is a testament to its confidence in its model.