JAAN BIOTHERAPEUTICS LLC

La Jolla, CA · Biotech · Private

AAV gene therapy vector (JBT-miR2) that inhibits four microRNAs to promote cardiomyocyte regeneration after myocardial infarction

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Updated

Sector
Biotech
Headquarters
La Jolla, CA
Total capital
$2.7M
Federal grants
$2.7M
7 awards · 2017–2025
Rank in peer group#148 of 502
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
3
13 pending · first 2021
Rank in peer group#28 of 502

Capital timeline

20172019202120232025FEDERAL ↑EQUITY ↓Cumulative $2.7M$225K$241K$241K$321K$373K$1.3M
20172019202120232025FEDERAL ↑EQUITY ↓Cumulative $2.7M$241K$321K$373K$1.3M

Latest events

  • Federal grantHealth and Human S · Phase II · Heart Muscle Regeneration$1.3M
  • Federal grantHealth and Human S · Phase I · Viral Delivered Cardiac Regeneration$52K
  • Federal grantHealth and Human S · Phase I · Viral Delivered Cardiac Regeneration$373K
  • Federal grantHealth and Human S · Phase I · Viral Delivered Cardiac Regeneration$321K
  • Federal grantHealth and Human S · Phase I · MicroRNA Inhibition for Cardiac Regeneration in Ischemia$241K
  • Federal grantHealth and Human S · Phase I · MicroRNA Inhibition for Cardiac Regeneration in Ischemia$241K
  • Federal grantHealth and Human S · Phase I · Oligonucleotide Inhibition for cardiac regeneration in Ischemia$225K

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 = median

Biotech · Molecule

  • Federal grants#148 · top 29%
  • Granted patents#28 · top 6%

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.

Founders appear once a person is matched to the company through its own patents, grants or filings. We never infer people from social profiles.

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

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What it has protected

USPTO · 3 granted of 16
  • PendingMicrorna Targeting Regenerative Treatments For Heart FailureUSPTOApplication 18807909
  • PendingCompositions And Methods For Treatment Of Cardiac DiseasesUSPTOApplication 18160998
  • GrantedCompositions And Methods For Treatment Of Cardiac DiseasesUSPTOUS 11,566,243
Show all 16 patent records
  • Microrna Targeting Regenerative Treatments For Heart FailureDec 12, 2024 · Application 18807909Pending
  • Compositions And Methods For Treatment Of Cardiac DiseasesFeb 29, 2024 · Application 18160998Pending
  • Compositions And Methods For Treatment Of Cardiac DiseasesJan 31, 2023 · US 11,566,243Granted
  • Compositions And Methods For Mitigation Of Ischemic Reperfusion InjurySep 29, 2022 · Application 17770031Pending
  • Compositions And Methods For Treatment Of Cardiac DiseasesAug 23, 2022 · US 11,421,232Granted
  • Compositions And Methods For Treatment Of Cardiac DiseasesSep 21, 2021 · US 11,124,793Granted
  • Therapeutics That Regenerate Heart Muscle By Targeting Specific MicrornasApplication 62937429Pending
  • Therapeutics That Regenerate Heart Muscle By Targeting Specific MicrornasApplication 62923612Pending
  • Compositions And Methods For Treatment Of Cardiac DiseasesApplication PCTUS2017042400Pending
  • Compositions And Methods For Treatment Of Muscular DystrophyApplication 62419852Pending
  • Compositions And Methods For Inhibiting Micrornas MIR-99A-5P, MIR-100-5P, LET-7A-5P, And LET-7C-5PApplication 62363512Pending
  • Microrna Targeting Regenerative Treatments For Heart FailureApplication PCTUS2023062775Pending
  • Microrna Targeting Regenerative Treatments For Heart FailureApplication 63311448Pending
  • Compositions And Methods For Mitigation Of Ischemic Reperfusion InjuryApplication PCTUS2020056536Pending
  • Use of MiRNA Inhibitors to Mitigate Cardiac Ischemic Reperfusion InjuryApplication 62981531Pending
  • Systemic Single Administration of MiRNA Inhibitors Mitigates Cardiac Ischemic Reperfusion Injury in the MouseApplication 62961418Pending

Regulatory activity · Biotech

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 .