NEPHROS INC

South Orange, NJ · Medtech · Public

Hemodialysis water filtration systems and purification devices for clinical and industrial applications

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Updated Oct 23, 2026 · nephros.com

Sector: Medtech
Headquarters: South Orange, NJ
Latest Form D: $1.2M, Jul 2021
Total capital: $10M

Federal grants: None on recordNo awards found in SBIR/STTR, NIH, NSF or DoD records.
Private capital raised: $10M; 6 Form D · last Jul 2021; 63 months since last filing
Federal contracts: None on recordNo federal contract awards found.
Granted patents: 4; 22 pending · first 2015; Rank in peer group#337 of 1112

Capital timeline

Latest events

Jul 2021Private capital raisedForm D · SEC · 6th filing$1.2M
May 2019Private capital raisedForm D · SEC · 5th filing$2M
Apr 2018Private capital raisedForm D · SEC · 4th filing$2.9M
Mar 2017Private capital raisedForm D · SEC · 3rd filing$2.4M
Aug 2015Private capital raisedForm D · SEC · 2nd filing$163K
Aug 2009Private capital raisedForm D · SEC · 1st filing$1.3M

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 = median

Medtech · Device

Granted patents#337 · top 30%

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

From SEC Form D filings

Alisa LaskDirectorNamed in SEC Form D filings
Andrew AstorExecutive Officer, DirectorNamed in SEC Form D filings
Arthur AmronDirectorNamed in SEC Form D filings
Daron EvansExecutive Officer, DirectorNamed in SEC Form D filings
Dr. Paul A. MieyalDirectorNamed in SEC Form D filings
Ermest A. Elgin, IIIExecutive OfficerNamed in SEC Form D filings

Show all 16 people

Gerald J. KochanskiExecutive OfficerNamed in SEC Form D filings
James S. ScibettaDirectorNamed in SEC Form D filings
Lawrence J. CentellaDirectorNamed in SEC Form D filings
Malcolm PersenDirectorNamed in SEC Form D filings
Malcolm PersonDirectorNamed in SEC Form D filings
Matthew RosenbergDirectorNamed in SEC Form D filings
Moshe PintoDirectorNamed in SEC Form D filings
Oliver SpandowDirectorNamed in SEC Form D filings
Paul MieyalDirectorNamed in SEC Form D filings
Thomas GwydirDirectorNamed in SEC Form D filings

What it has protected

USPTO · 4 granted of 26

Apr 23, 2024GrantedMethod and Apparatus for Forward and Reverse Flushable Filter SystemUSPTOUS 11,964,238
Jul 15, 2021PendingPortable System and Process Thereof to Rapidly Detect the Presence, Family of Origin and Ratio of Any Bacteria and Estimate the Endotoxin-Producing Bacteria Levels of a Water SampleUSPTOApplication 17150117
Nov 3, 2020GrantedMethod And Apparatus For A Hemodiafiltration Module For Use With A Dialysis MachineUSPTOUS 10,821,216

Show all 26 patent records

Method and Apparatus for Forward and Reverse Flushable Filter SystemApr 23, 2024 · US 11,964,238Granted
Portable System and Process Thereof to Rapidly Detect the Presence, Family of Origin and Ratio of Any Bacteria and Estimate the Endotoxin-Producing Bacteria Levels of a Water SampleJul 15, 2021 · Application 17150117Pending
Method And Apparatus For A Hemodiafiltration Module For Use With A Dialysis MachineNov 3, 2020 · US 10,821,216Granted
Portable System and Process Thereof to Rapidly Filter, Concentrate, and Detect Waterborne PathogensOct 29, 2020 · Application 16854694Pending
Method and Apparatus for Flushable Filter SystemNov 15, 2018 · Application 15976131Pending
Method And Apparatus Of Flush Pump Feature For Portable Liquid Purifying FilterNov 15, 2016 · US 9,492,793Granted
Method And Apparatus Of Flush Pump Feature For Portable Liquid Purifying FilterSep 1, 2015 · US 9,120,058Granted
Means For Testing Filter Integrity In A Liquid Purification SystemApplication PCTUS2010059454Pending
Compact Fluid Purification Device With Manual Pumping MechanismApplication PCTUS2008054080Pending
Dual Stage Ultrafilter Devices In The Form Of Portable Filter Devices, Shower Devices, And Hydration PacksApplication PCTUS2006034268Pending
Ionic Enhanced Dialysis/diafiltration SystemApplication PCTUS2005034382Pending
Doppler Flow Measurement ApparatusApplication PCTUS2005031363Pending
Multi-use Dialysis Machine Priming And Solution Delivery DeviceApplication PCTUS2005018650Pending
Method And Apparatus For A Hemodiafiltration Delivery ModuleApplication PCTUS2002003741Pending
Multistage Hemodiafiltration /hemofiltration Method And ApparatusApplication PCTUS2001050503Pending
Hemodiafiltration/hemofiltration CartridgesApplication PCTUS2001047541Pending
Valve Mechanism For Use In Infusion Fluid SystemsApplication PCTUS2001047211Pending
Dual Stage Filtration CartridgeApplication PCTUS2001045369Pending
Two Stage Diafiltration Method And ApparatusApplication PCTUS2001045368Pending
Method And Apparatus For Generating A Sterile Substitution Fluid Using A Dialysis MachineApplication PCTUS2001050719Pending
Portable System and Process Thereof to Rapidly Detect the Presence, Family of Origin and Ratio of Any Bacteria and Estimate the Endotoxin-Producing Bacteria Levels of a Water SampleApplication 62961513Pending
Method and Apparatus for Forward and Reverse Flushable Filter SystemApplication 62934784Pending
Portable System and Process Thereof to Rapidly Filter, Concentrate, and Detect Waterborne PathogensApplication 62838524Pending
Method And Apparatus For A Hemodiafiltration Module For Use With A Dialysis MachineApplication 62528292Pending
Method and Apparatus for Flushable Filter SystemApplication 62503982Pending
Method And Apparatus Of Flush Pump Feature For Portable Liquid Purifying FilterApplication PCTUS2013039844Pending

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Regulatory activity · Medtech

Sector-level, not company-level

07 Jul 2026New Animal Drugs; Approval of New Animal Drug Applications; Withdrawal of Approval of New Animal Drug Application; Change of SponsorFood and Drug Administration
30 Jun 2026Medical Devices; General and Plastic Surgery Devices; Classification of the Skin Patch for Treatment of HyperhidrosisFood and Drug Administration
30 Jun 2026Medical Devices; Anesthesiology Devices; Classification of the Monitor for Opioid Induced Impairment of OxygenationFood and Drug Administration
29 Jun 2026Medical Devices; Orthopedic Devices; Classification of the Medial Knee Implanted Shock AbsorberFood and Drug Administration
26 Jun 2026Medical Devices; Neurological Devices; Classification of the External Lower Extremity Nerve Stimulator for Restless Legs SyndromeFood and Drug Administration
26 Jun 2026Medical 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 Oct 23, 2026. SBIR and STTR awards through Oct 21, 2026.