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I4I v. Microsoft

Federal CircuitDecember 22, 2009No. 19-1345
Plaintiff WinMicrosoft Corporation$240,000,000 awarded
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Case Details

Status — whether other courts must follow this ruling
Published
Procedural Posture — the stage the case had reached
appeal
State
Texas

Related Laws

No specific laws identified for this ruling.

Outcome

Jury found Microsoft liable for willful patent infringement of i4i's custom XML editing patent. Court awarded $200 million in damages plus $40 million in enhanced damages and granted a permanent injunction against Microsoft Word's infringing custom XML editor.

What This Ruling Means

This case involved a dispute between i4i Limited Partnership and Microsoft Corporation over patent infringement, not employment law as initially categorized. **What happened:** i4i, a small technology company, sued Microsoft claiming that Microsoft Word's custom XML editing feature violated i4i's patent. i4i argued that Microsoft knowingly used their patented technology without permission in one of Word's key features that allows users to edit structured documents. **What the court decided:** A jury found Microsoft guilty of willfully infringing i4i's patent. The court ordered Microsoft to pay $240 million total - $200 million in basic damages plus an additional $40 million in enhanced damages because the infringement was intentional. The court also issued a permanent injunction, meaning Microsoft had to stop using the infringing technology in Word. **Why this matters for workers:** While this wasn't technically an employment case, it demonstrates that even major corporations must respect intellectual property rights. For workers, this shows that courts will hold large companies accountable when they improperly use others' innovations. It also highlights the importance of patent protections for smaller companies and inventors whose work might otherwise be overshadowed by tech giants.

This summary was generated to explain the ruling in plain English and is not legal advice.

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