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Market Tracked raises in 2026$3.41B+$183M this week Rounds77 LatestBlue J$176M Series E Thursday, November 12

Patent Watch

Patent Watch develops an AI platform for patent analysis that maps claim elements to product evidence, searches prior art, and generates claim chart workflows.

Stilta

Stilta builds AI tools for patent litigation, infringement analysis and patent defense.

Patent Watch vs Stilta

At a Glance

DetailPatent WatchStilta
CategoryIPIP
Total raisedNot disclosed$10.5M
Rounds trackedNot disclosed1
Latest roundNot disclosedSeed, $10.5M · May 2026
Last valuationNot disclosedNot disclosed
Lead investorsNot disclosedAndreessen Horowitz
Built forNot disclosedIn-house teams, Large firms
HeadquartersNot disclosedSweden

Funding, Side by Side

Patent WatchUndisclosed
Stilta$10.5M
Patent Watch rounds

No public rounds tracked yet.

Stilta rounds
  1. May 2026Seed$10.5M

Our Take

We have not tested these two head to head yet. The numbers above come from public funding announcements. If you use either one, tell us what you found and it may become a Field Note.

Quick Answers

Which has raised more, Patent Watch or Stilta?
Stilta has raised $10.5M in disclosed funding, compared with no disclosed amount for Patent Watch.
What is Patent Watch best for?
Patent Watch develops an AI platform for patent analysis that maps claim elements to product evidence, searches prior art, and generates claim chart workflows.
What is Stilta best for?
Stilta builds AI tools for patent litigation, infringement analysis and patent defense.

Source: Legal Tech Circle funding data, from public announcements. Updated November 12, 2026.