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Patent Watch

YC F25

Toronto, CA · Founded 2025 · 6 employees · 10 known investors

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PatentWatch.ai provides AI-powered analysis and claim chart generation for patent documents, helping with patent prosecution and analysis workflows. The platform accelerates the creation of claim charts by analyzing patent claims against evidence and technical specifications.

AI & Machine LearningEnterprise SoftwareLegalTechSaaSArtificial IntelligenceB2BLegalUnited States of AmericaAmerica / Canada

Founders & leadership· Y Combinator alumni (F25)

Patent Watch was founded in 2025 by Alexander Stroe and Andreas Stroe.

ASAlexander Stroe
Alexander StroeCo-Founder | CEOAlexander Stroe founded Patent Watch after working in day trading with funded accounts and managing significant advertising budgets.
ASAndreas Stroe
Andreas StroeCo-FounderAndreas Stroe previously worked in research at Philips and is now founder of Patent Watch.

Investors · 10

Rockstartlisted by RockstartAmsterdam · $114.4K – $2.3M

How we know: Y Combinator's founder network · Not right? Tell us

Transpose Platform Managementlisted by Transpose Platform ManagementSan Francisco

How we know: Transpose Platform Management's portfolio page · Y Combinator's founder network · Not right? Tell us

Y Combinatorlisted by Y CombinatorSan Francisco · $500K

How we know: the Y Combinator directory · open dataset · 5k.vc investor directory · Not right? Tell us

Asymmetry VenturesreportedRichmond · $125K – $500K

How we know: Y Combinator's founder network · Not right? Tell us

Blast.Clubreported$5.5M

How we know: Y Combinator's founder network · Not right? Tell us

FundersClubreportedSan Francisco · $290K

How we know: Y Combinator's founder network · Not right? Tell us

Hustle FundreportedSan Carlos · $150K

How we know: Y Combinator's founder network · Not right? Tell us

No Talking CapitalreportedBoston · $100K – $1M

How we know: Y Combinator's founder network · Not right? Tell us

Team IgnitereportedFolsom · $15M

How we know: Y Combinator's founder network · Not right? Tell us

Funding

SEC filings, press & company announcements

Source: company announcements and press reports — follow each round's link for the claim.

Related companies · 7

ClarivateClarivate is a global provider of enriched data, insights, analytics, workflow solutions and expert services serving academia, government, intellectual property, and life sciences sectors. The company serves universities, pharma companies, biotech firms, medtech organizations, and R&D enterprises across 180+ countries.
AbelAbel provides independent reviews of UK money management apps and budgeting tools, helping users in their 20s to 40s evaluate financial apps through hands-on testing and transparent reporting of fees, features, and safety practices.
BlueshoeBlueshoe is a law firm that uses AI and technology to make legal services more accessible and affordable by enabling attorneys to operate at scale and efficiency. It serves individuals and businesses seeking trustworthy, technology-enabled legal help across general practice areas.
Solve IntelligenceSolve Intelligence provides AI-powered software for patent drafting, prosecution, and claim analysis for legal professionals and corporate IP departments. The platform assists with application drafting, office action responses, invention disclosure management, and claim charting across all technology fields.
PincitesPincites develops an AI-powered contract review and drafting tool called LOIS for Word that helps legal teams standardize negotiations, detect risks, and generate redlines within Microsoft Word. The platform is designed for law firms and in-house legal teams.
Version Story CompareVersion Story builds a platform for legal teams to manage document versions and collaboration using a Git-inspired version-control model. The product is designed to simplify document management and editing workflows for lawyers and legal professionals.
OpenIntakeOpenIntake provides AI-powered intake automation for law firms that captures and converts phone inquiries into client matters around the clock.

Companies working in the same space as Patent Watch.

Legal entities · 1

corporate structure
Patent Watch Inc.

In the news

Patent Watch - AI for patent infringements 📜ycombinator.com · Oct 2025Patent Watch Funding: $1M | Complete Analysis | Extruct AIextruct.ai

Frequently asked questions

What does Patent Watch do?
PatentWatch.ai provides AI-powered analysis and claim chart generation for patent documents, helping with patent prosecution and analysis workflows. The platform accelerates the creation of claim charts by analyzing patent claims against evidence and technical specifications.
Who founded Patent Watch?
Patent Watch was founded by Alexander Stroe, Andreas Stroe in 2025.
Who are Patent Watch's investors?
Patent Watch's investors include MyAsiaVC, Rockstart, Transpose Platform Management, Y Combinator, Asymmetry Ventures, Blast.Club, FundersClub, Hustle Fund and 2 more.
Where is Patent Watch headquartered?
Patent Watch is headquartered in Toronto, CA.