USPTO TTAB Docket Diff API — Opposition & Cancellation Tracker
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USPTO TTAB Docket Diff API — Opposition & Cancellation Tracker
Daily diff feed for USPTO TTABVUE. Emits JSONL records for every change to TTAB proceeding status, filings, parties, scheduling-order deadlines, challenged-mark text, or final decision. Replaces $20-200k/yr CompuMark watch tiers at $30-1,000/mo. For TM prosecution counsel, IP litigation, BigLaw.