ReFlow Medical, Inc.
Endovascular devices for coronary and peripheral arterial interventions
- Sector
- Medtech
- Headquarters
- SAN CLEMENTE, CA
- Founded
- 2011
- Latest Form D
- $500K, May 2012
- Total capital
- $1.4M
- Federal grants
- None on recordNo awards found in SBIR/STTR, NIH, NSF or DoD records.
- Private capital raised
- $1.4M
- 2 Form D · last May 2012
- 173 months since last filing
- Federal contracts
- None on recordNo federal contract awards found.
- Granted patents
- 12
- 28 pending · first 2019
- Rank in peer group#176 of 1112
Capital timeline
Latest events
- Private capital raisedForm D · SEC · 2nd filing$500K
- Private capital raisedForm D · SEC · 1st filing$900K
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 1112 peers
Line = medianMedtech · Device
- Granted patents#176 · top 16%
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- John FulkersonResearcherExecutive OfficerLinked by 2 patents
- Isa RizkExecutive Officer, DirectorNamed in SEC Form D filings
What it has protected
USPTO · 12 granted of 40- PendingDevices For Crossing OcclusionsUSPTOApplication 19370421
- PendingInterventional System With FilterUSPTOApplication 18789405
- GrantedStents Having Protruding Features For AnchoringUSPTOUS 12,521,259
Show all 40 patent records
- Devices For Crossing OcclusionsMay 7, 2026 · Application 19370421Pending
- Interventional System With FilterFeb 5, 2026 · Application 18789405Pending
- Stents Having Protruding Features For AnchoringJan 13, 2026 · US 12,521,259Granted
- Re-entry CatheterSep 30, 2025 · US 12,426,903Granted
- Delivery Systems For Stents Having Protruding FeaturesSep 4, 2025 · Application 19209564Pending
- Delivery Systems For Stents Having Protruding FeaturesJun 3, 2025 · US 12,318,318Granted
- Delivery Systems For Stents Having Protruding FeaturesSep 3, 2024 · US 12,076,257Granted
- Retrieval Devices Having Protruding Features For ThrombectomyJan 23, 2024 · US 11,877,762Granted
- Delivery Systems For Stents Having Protruding FeaturesMay 16, 2023 · US 11,648,139Granted
- Delivery Catheter SystemsApr 6, 2023 · Application 17956672Pending
- Support CatheterJan 31, 2023 · US 11,565,079Granted
- Re-entry CatheterNov 22, 2022 · US 11,504,142Granted
- Stents Having Protruding Drug-delivery Features And Associated Systems And MethodsFeb 22, 2022 · US 11,253,379Granted
- Shapeable Re-entry Devices And Associated Systems And MethodsOct 13, 2020 · US 10,799,255Granted
- Stents Having Protruding Drug-delivery Features And Associated Systems And MethodsApr 16, 2019 · US 10,258,487Granted
- Stents Having Protruding Drug-delivery Features And Associated Systems And MethodsJan 8, 2019 · US 10,172,729Granted
- Systems, Methods And Devices For Ablation, Crossing, And Cutting Of OcclusionsJul 30, 2015 · Application 14682782Pending
- Systems, Methods And Devices For Ablation, Crossing, And Cutting Of OcclusionsFeb 7, 2013 · Application 13648144Pending
- Re-entry CatheterApplication PCTUS2020046232Pending
- Stents Having Protruding Features For AnchoringApplication 62930461Pending
- Stents Having Protruding Features For ThrombectomyApplication 62929708Pending
- Retrieval Devices Having Protruding Features For ThrombectomyApplication PCTUS2020058364Pending
- Delivery Systems For Stents Having Protruding FeaturesApplication PCTUS2019054847Pending
- Support CatheterApplication 62886229Pending
- Re-entry CatheterApplication 62886239Pending
- Stents Having Protruding Features For AnchoringApplication PCTUS2020058925Pending
- Delivery Systems For Stents Having Protruding FeaturesApplication 62742852Pending
- Delivery Systems For Stents Having Protruding FeaturesApplication PCTUS2018026581Pending
- Delivery Catheter SystemsApplication 63251213Pending
- Delivery Systems For Stents Having Protruding Drug-delivery Features And Associated Devices And MethodsApplication 62482600Pending
- Delivery SystemsApplication PCTUS2022045400Pending
- Interventional System With FilterApplication PCTUS2024040856Pending
- Stents Having Protrudig Drug-delivery Features And Associated Systems And MethodsApplication PCTUS2016056688Pending
- Devices For Crossing OcclusionsApplication 63714435Pending
- Drug-eluting Stents Having Protruding Drug Delivery Features And Associated Systems And MethodsApplication 62240320Pending
- Devices For Crossing OcclusionsApplication PCTUS2025053151Pending
- Shapeable Re-entry Devices And Associated Systems And MethodsApplication PCTUS2014052991Pending
- Shapeable Re-entry Devices And Associated Systems And MethodsApplication 61870554Pending
- Systems, Methods And Devices For Ablation, Crossing, And Cutting Of OcclusionsApplication PCTUS2010047170Pending
- Support CatheterApplication PCTUS2020046219Pending
Related companies, and why
- IdentifySensors Biologics Corp.Similar federal contract value in Medtech · null in contracts
- Ni2o, Inc.Similar federal contract value in Medtech · null in contracts
- Cellsound Aesthetics LTDSimilar federal contract value in Medtech · null in contracts
- Brainsway Ltd.Similar federal contract value in Medtech · null in contracts
- Fresenius Medical Care South Lewisville, LLCSimilar federal contract value in Medtech · null in contracts
- Tenex Health, Inc.Similar federal contract value in Medtech · null in contracts
Regulatory activity · Medtech
- 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
- Medical Devices; Anesthesiology Devices; Classification of the Monitor for Opioid Induced Impairment of OxygenationFood and Drug Administration
- 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 .