RAINBIO, INC.
AAV gene therapy vector (RBIO-1) delivering IDUA cDNA to the cornea for treatment of mucopolysaccharidosis I corneal clouding
- Sector
- Biotech
- Headquarters
- Raleigh, NC
- Founded
- 2020
- Latest Form D
- $50K, Dec 2020
- Total capital
- $418K
- Federal grants
- $368K
- 1 award · 2022
- Rank in peer group#397 of 502
- Private capital raised
- $50K
- 1 Form D · last Dec 2020
- 71 months since last filing
- Federal contracts
- None on recordNo federal contract awards found.
- Granted patents
- None on recordNo USPTO grants. Applications publish after 18 months.
Capital timeline
Latest events
- Federal grantHealth and Human S · Phase I · Tolerability and Potency of Sequential and Repeated AAV Corneal Gene Therapy$368K
- Private capital raisedForm D · SEC · 1st filing$50K
Node area is scaled to amount. Form D reports securities sold, which can differ from an announced round; filings are numbered in the order they were made.
Standing among 502 peers
Line = medianBiotech · Molecule
- Federal grantsBelow median
Cumulative measures favor older companies. Rankings describe position today, not outcome. Below the median, ranks show as a band rather than a number.
Founders and team
Researcher links verified by same-company patents and grants- Matthew HirschResearcherDirector, PromoterLinked by $368K in grants as PI
- Benjamin YerxaDirectorNamed in SEC Form D filings
- Brian GilgerExecutive Officer, Director, PromoterNamed in SEC Form D filings
- Frances MartinExecutive Officer, Director, PromoterNamed in SEC Form D filings
What it has protected
No granted patents are on record.
USPTO usually publishes applications 18 months after filing, so recent applications may not be visible yet. Patents assigned under a different entity name won’t match.
Checked: USPTO granted patents and published applications · Oct 23, 2026
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- Talapo TherapeuticsSimilar federal contract value in Biotech · null in contracts
- LACTIGA US INC.Similar federal contract value in Biotech · null in contracts
- Topogen, IncSimilar federal contract value in Biotech · null in contracts
- IATERION, INC.Similar federal contract value in Biotech · null in contracts
Regulatory activity · Biotech
- New Animal Drugs; Approval of New Animal Drug Applications; Withdrawal of Approval of New Animal Drug Application; Change of SponsorFood and Drug Administration
- Medical Devices; General and Plastic Surgery Devices; Classification of the Skin Patch for Treatment of HyperhidrosisFood and Drug Administration
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- Medical Devices; Orthopedic Devices; Classification of the Medial Knee Implanted Shock AbsorberFood and Drug Administration
- Medical Devices; Neurological Devices; Classification of the External Lower Extremity Nerve Stimulator for Restless Legs SyndromeFood and Drug Administration
- Medical Devices; General Hospital and Personal Use Devices; Classification of the Infant Supine Sleep SystemFood and Drug Administration
Rules are matched to sector, not to company. Recent activity in a sector is context rather than a signal about this business — until rules are matched to what a company actually builds, the section is shown as context and nothing more.
Sources
Federal grants from SBIR/STTR, NIH, NSF and DoD records. Federal contracts from USAspending.gov. Private capital from SEC Form D. Patents from USPTO. Publications from OpenAlex. Regulatory activity from the Federal Register. Press matched on company name.
How to read this page
Figures show associations in public records, not causes or predictions. Nothing here is investment advice. An em-dash means no record was found under this company's name, not that none exists.
Data freshness
SEC Form D filings through . SBIR and STTR awards through .