Regeneron is defending its EYLEA patents through expensive and time-consuming litigation, including inter partes reviews and post-grant review petitions. An unfavorable outcome could accelerate the loss of market exclusivity, result in financial damages, and negatively impact future revenue streams from this core product.
Filing excerpt
See Note 16 to our Consolidated Financial Statements for information regarding inter partes review and post-grant review petitions filed in the U.S. Patent and Trademark Office and patent infringement proceedings relating to EYLEA
What this signalsFilings often name leadership changes, deals and spending plans.
Regions named
sec-10klitigationMaterialGet every 10-K signal for Regeneron and the companies you sell to, in the tools you already use.
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This page shows a preview. The full sec-10k record in the Signal API and MCP can also have these 8 fields. Some fields are empty for some signals.
Company
linkedin_urlValue in the APIindustriesValue in the APIemployee_count_lowValue in the APIemployee_count_highValue in the APIrevenueValue in the APIdescriptionValue in the APISignal
signal_nameValue in the APIassociationValue in the APIGET /v1/signals/85e4b0bb-680f-4c3c-a3f4-3e02b7a65860 returns this record as JSON. POST /v1/companies/enrich returns every signal for regeneron.com.
{
"signal_id": "85e4b0bb-680f-4c3c-a3f4-3e02b7a65860",
"signal_type": "sec-10k",
"signal_subtype": "litigationMaterial",
"detected_at": "2026-02-10T07:49:34.287+00:00",
"company": {
"name": "Regeneron",
"domain": "regeneron.com"
},
"data": {
"detail": "Regeneron is defending its EYLEA patents through expensive and time-consuming litigation, including inter partes reviews and post-grant review petitions. An unfavorable outcome could accelerate the loss of market exclusivity, result in financial damages, and negatively impact future revenue streams from this core product.",
"metrics": {
"timeframe": "current_year"
},
"summary": "Facing patent infringement proceedings and review petitions for key drug EYLEA.",
"excerpts": "See Note 16 to our Consolidated Financial Statements for information regarding inter partes review and post-grant review petitions filed in the U.S. Patent and Trademark Office and patent infringement proceedings relating to EYLEA",
"relevance": 0.8,
"sentiment": "negative",
"confidence": "high",
"source_url": "https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/regn-20251231.htm",
"filing_date": "2026-02-04",
"filing_year": 2026,
"fiscal_year_end": "12/31",
"sales_relevance": "Legal tech opportunity",
"signal_category": "risk",
"regions_mentioned": [
"US"
]
}
}
curl https://signals.autobound.ai/v1/signals/85e4b0bb-680f-4c3c-a3f4-3e02b7a65860 \
-H "X-API-KEY: $AUTOBOUND_API_KEY"curl -X POST https://signals.autobound.ai/v1/companies/enrich \
-H "X-API-KEY: $AUTOBOUND_API_KEY" \
-H "Content-Type: application/json" \
-d '{"domain":"regeneron.com","limit":20}'Long text fields are shortened on this page.
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