Prohibix, LLC

Philadelphia, PA · Medtech · Private

Hydrogel microparticles that sustain intra-articular release of high molecular weight hyaluronic acid for knee osteoarthritis treatment

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Updated

Sector
Medtech
Headquarters
Philadelphia, PA
Total capital
$3.7M
Federal grants
$3.7M
6 awards · 2018–2021
Rank in peer group#18 of 36
Private capital raised
None on recordNo Form D filings on SEC EDGAR. Some raises are not filed.
Federal contracts
None on recordNo federal contract awards found.
Granted patents
0
11 pending

Capital timeline

2018201920202021FEDERAL ↑EQUITY ↓Cumulative $3.7M$246K$2.1M$27K$995K$101K$250K
2018201920202021FEDERAL ↑EQUITY ↓Cumulative $3.7M$246K$2.1M$995K$250K

Latest events

  • Federal grantHealth and Human S · Phase I · Redesigning the Viscosupplement to Enhance the Mechanical and Biological Actions of Hyaluronic Acid$250K
  • Federal grantHealth and Human S · Phase II · Myocardial Delivery of MMP Inhibiting Hydrogels$101K
  • Federal grantHealth and Human S · Phase II · Myocardial Delivery of MMP Inhibiting Hydrogels$995K
  • Federal grantHealth and Human S · Phase II · Myocardial Delivery of MMP Inhibiting Hydrogels$27K
  • Federal grantHealth and Human S · Phase II · Myocardial Delivery of MMP Inhibiting Hydrogels$2.1M
  • Federal grantHealth and Human S · Phase I · Myocardial delivery of MMP inhibiting hydrogels$246K

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 36 peers

Line = median

Medtech · Material

  • Federal grants#18 · top 50%

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

No founders are linked to this company yet.

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Checked: USPTO inventors; federal award principal investigators; SEC Form D related persons · Oct 23, 2026

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What it has protected

USPTO · 0 granted of 11
  • PendingBulking And Collagen Stimulating Hydrogel CompositionsUSPTOApplication 18701151
  • PendingCrosslinked Hyaluronic Acid PrecipitatesUSPTOApplication 18701138
  • PendingControlled Release Hyaluronic Acid CompositionsUSPTOApplication 17919410
Show all 11 patent records
  • Bulking And Collagen Stimulating Hydrogel CompositionsJan 2, 2025 · Application 18701151Pending
  • Crosslinked Hyaluronic Acid PrecipitatesOct 24, 2024 · Application 18701138Pending
  • Controlled Release Hyaluronic Acid CompositionsJun 8, 2023 · Application 17919410Pending
  • Bulking And Collagen Stimulating Hydrogel CompositionsApplication PCTUS2022046854Pending
  • Crosslinked Hyaluronic Acid PrecipitatesApplication PCTUS2022046831Pending
  • Crosslinked Hyaluronic Acid PrecipitatesApplication 63355884Pending
  • Bulking And Collagen Stimulating Hydrogel CompositionsApplication 63256112Pending
  • Hyaluronic Acid Compositions With Low Extents Of Ester Linkages And Methods Of Use ThereofApplication 19475258Pending
  • High Density Hydrolyzing Hyaluronic Acid ParticlesApplication 63256108Pending
  • Hyaluronic Acid Compositions With Low Extents Of Ester Linkages And Methods Of Use ThereofApplication PCTUS2024024399Pending
  • Hyaluronic Acid Hydrogels With Low Extents Of Acrylate ModificationApplication 63496226Pending

Regulatory activity · Medtech

Sector-level, not company-level

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 .