Wednesday, July 8, 2026

Patent intelligence · US

US 8137699

Process and apparatuses for preparing nanoparticle compositions with amphiphilic copolymers and their use

granted A61KA61K47/34A61K9/5138A61K9/5146
Status granted
Linked drugs 3
Pipeline programs 1
Years to expiry 6
Applicant portfolio 163
Patent details — US 8137699
Jurisdiction
US
Status
granted
Grant date
Mar 20, 2012
Expiration
Mar 15, 2032
Claims
53
CPC classes
A61K, A61K47/34, A61K9/5138, A61K9/5146
View on Google Patents ↗

Quick answer

US 8137699 (Process and apparatuses for preparing nanoparticle compositions with amphiphilic copolymers and their use) is held by THE TRUSTEES OF PRINCETON UNIVERSITY. Status: granted. Granted Mar 20, 2012. Expires Mar 15, 2032 (6 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
53
CPC classes
A61K, A61K47/34, A61K9/5138, A61K9/5146, A61K9/5192, A61P

More from THE TRUSTEES OF PRINCETON UNIVERSITY

Related pharmaceutical patents in our USPTO index.

  1. US 12419831

    Hydrocortisone oral liquid formulations

    Eton Pharmaceuticals, Inc. · Expires Sep 18, 2045

    granted
  2. US 12396974

    Ketone ester as a therapeutic treatment of Covid-19 and related viral infections

    KetoneAid · Expires Aug 21, 2045

    granted
  3. US 12357582

    Hydrophobic ion pairing and flash nanoprecipitation for formation of controlled-release nanocarrier formulations

    THE TRUSTEES OF PRINCETON UNIVERSITY · Expires Jul 10, 2045

    granted
  4. US 12343324

    Dihydromyricetin hot melt extrusion formulations and methods for forming them

    THE TRUSTEES OF PRINCETON UNIVERSITY · Expires Jun 26, 2045

    granted
  5. US 12329816

    Immunotherapy with metabolic enzyme expression

    THE TRUSTEES OF PRINCETON UNIVERSITY · Expires Jun 12, 2045

    granted
  6. US 12209256

    System for protein inactivation and recombinant phages for targeted bacterial killing, infection, biodetection, and as a means of protein extraction

    THE TRUSTEES OF PRINCETON UNIVERSITY · Expires Jan 23, 2045

    granted
  7. US 12195768

    System and method for modulating stress granule assembly

    THE TRUSTEES OF PRINCETON UNIVERSITY · Expires Jan 9, 2045

    granted
  8. US 12186436

    Triblock copolymer stabilizers for the formation of nanoparticles encapsulating soluble biologics, therapeutics, and imaging agents

    THE TRUSTEES OF PRINCETON UNIVERSITY · Expires Jan 2, 2045

    granted

Frequently asked questions

What is US patent 8137699?

US 8137699 (Process and apparatuses for preparing nanoparticle compositions with amphiphilic copolymers and their use) is held by THE TRUSTEES OF PRINCETON UNIVERSITY. Status: granted. Granted Mar 20, 2012. Expires Mar 15, 2032 (6 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 8137699?

THE TRUSTEES OF PRINCETON UNIVERSITY is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 163 pharmaceutical patents for this assignee.

When does US 8137699 expire?

Our index shows an expiration date of Mar 15, 2032 (6 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.