Summary
Date: April 22, 2026 (Wednesday)
New IP/AI opinions published today: 0
Previously published (April 21): 2 Federal Circuit opinions (already on site)
Non-IP cases reviewed and marked: 18
IP case subtypes corrected: 10
Sitemap post count: 47
Already Published (April 21)
- In re Hybir, Inc. — Federal Circuit dismisses §101 patent eligibility appeal as moot over $100 settlement “side bet” (Stoll, J.; Chen, Hughes, JJ.)
- Katana Silicon Technologies v. Micron Technology — Federal Circuit affirms PTAB invalidity of semiconductor stacking patents under §103 (Stoll, J.; Taranto, Clevenger, JJ.)
Federal Courts Searched
| Court | Source | Result |
|---|---|---|
| U.S. Supreme Court | us_scotus (engine) + web search | No IP opinions or cert grants today |
| Federal Circuit | us_cafc (engine) + CAFC website | 5 orders (all non-IP: veterans, fed employment, COVID relief); 0 IP opinions today |
| First Circuit | us_ca1 (engine) | 2 cases ingested — both non-IP (criminal, FEMA) |
| Second Circuit | us_ca2 (engine) | No new cases |
| Third Circuit | us_ca3 (engine) | No new cases |
| Fourth Circuit | us_ca4 (engine) | 1 case ingested — non-IP (habeas corpus, First Step Act) |
| Fifth Circuit | us_ca5 (engine) | No new cases |
| Sixth Circuit | us_ca6 (engine) | No new cases |
| Eighth Circuit | us_ca8 (engine) | No new cases |
| Ninth Circuit | us_ca9 (engine) | 3 cases ingested — all non-IP (USA v. California, school district, municipal) |
| Tenth Circuit | us_ca10 (engine) | No new IP opinions |
| Eleventh Circuit | us_ca11 (engine) | No new IP opinions |
| D.C. Circuit | us_cadc (engine) | No new cases |
| PTAB | Web search | No new IP decisions identified for today |
| ITC | Web search | No new IP decisions identified for today |
| District Courts | us_govinfo_uscourts (engine) | 10 IP-classified docket entries (new filings and paywalled orders); no publicly accessible opinions to summarize |
State Courts Searched
| State | Source | Result |
|---|---|---|
| California | us_state_ca (engine) + web search | 2 cases ingested — both non-IP (criminal, appellate procedure). No IP/AI opinions identified. |
| New York | Web search | No IP/AI opinions identified. |
| Texas | us_state_tx (engine) + web search | No IP/AI opinions identified. |
| Delaware | us_state_de (engine) + web search | 3 cases ingested — all non-IP (criminal, corporate governance, housing, construction). No IP/AI opinions identified. |
| Illinois | us_state_il (engine) + web search | No IP/AI opinions identified. |
| Florida | Web search | No IP/AI opinions identified. |
Foreign Courts Searched
| Jurisdiction | Result |
|---|---|
| UK (Patents Court / IPEC) | No IP decisions identified for April 22. |
| EU (CJEU / General Court) | One press release (Red Bull v. Commission, T-682/24) — antitrust, not IP. |
| EPO Boards of Appeal | No decisions identified for April 22. |
| Canada (Federal Court) | No IP decisions identified for April 22. |
| Australia (Federal Court / APO) | One APO delegate decision (Teva/Bayer v. Cipla — patent renewal extension for pharmaceutical patent). Administrative, not a court opinion. |
| Japan (IP High Court) | No decisions identified for April 22. |
| Unified Patent Court (UPC) | No decisions identified for April 22. |
Additional Sources Checked
- IPWatchdog: Published coverage of In re Hybir (already on site). No other April 22 opinions.
- Patently-O: No new April 22 opinions identified.
- Bloomberg Law IP: Covered Katana Silicon v. Micron (already on site). No other April 22 opinions.
- Law360 IP: No new April 22 court opinions identified.
- CourtListener: Date-bounded search returned no additional IP opinions for April 22.
Non-IP Cases Reviewed (Step 2.4)
18 recently ingested cases classified as non_ip were reviewed using Claude reasoning. All confirmed as non-IP (criminal, employment, civil rights, habeas corpus, corporate governance, housing, construction, government affairs). No reclassifications to IP were required.
Database Maintenance
- Linked case_ids 1279/1356 (Katana Silicon) to post ID 264
- Linked case_ids 1278/1355 (In re Hybir) to post ID 266
- Corrected ip_subtype from “ip_general” to specific types (patent, trademark, copyright, trade_secret) for 10 district court entries
- Reclassified 2 Federal Circuit entries (Collins v. Shuttered Venues, Collins v. SBA) from “patent” to “non_ip” — COVID relief cases misclassified by keyword matcher