Assignment history

Inventors

• Roger Ignon: No employer at time of filing determinable from the patent document.
• Scott Mallett: No employer at time of filing determinable from the patent document.
• Abraham Solano: No employer at time of filing determinable from the patent document.
• William Cohen: No employer at time of filing determinable from the patent document.

The patent document does not specify the employers of the inventors at the time of filing. The original assignee is Edge Systems LLC.

Original assignee

Edge Systems LLC (later known as Hydrafacial LLC).

Edge Systems LLC shipped products embodying the claims, specifically skin treatment systems like the Hydrafacial device. Their primary line of business is developing and manufacturing hydradermabrasion devices and related skincare products. As of 2026-05-19, the current assignee is Hydrafacial LLC, which is an operating company.

Assignment timeline

• 2016-09-20 (executed) / recorded 2016-09-20 — Reel 037574/0931

  • Conveyance: Assignment
  • Assignor: COHEN, WILLIAM; SOLANO, ABRAHAM; IGNON, ROGER; MALLETT, SCOTT
  • Assignee: EDGE SYSTEMS CORPORATION
  • Correspondent: Jeffrey M. Becker, Global IP Law Group, 1375 E. Woodfield Road, Suite 500, Schaumburg, IL 60173. This correspondent (Jeffrey M. Becker / Global IP Law Group) recurs in this chain.
  • Context: Transfer of inventor interests to corporate entity.

• 2016-09-20 (executed) / recorded 2016-09-20 — Reel 037574/0931

  • Conveyance: Assignment
  • Assignor: EDGE SYSTEMS CORPORATION
  • Assignee: EDGE SYSTEMS LLC
  • Correspondent: Jeffrey M. Becker, Global IP Law Group, 1375 E. Woodfield Road, Suite 500, Schaumburg, IL 60173. This correspondent (Jeffrey M. Becker / Global IP Law Group) recurs in this chain.
  • Context: Internal corporate reorganization/conversion.

• 2016-12-06 (executed) / recorded 2016-12-06 — Reel 038289/0959

  • Conveyance: Security Interest
  • Assignor: EDGE SYSTEMS INTERMEDIATE CORPORATION, EDGE SYSTEMS LLC
  • Assignee: SILVER POINT FINANCE, LLC
  • Correspondent: Richard T. Redano, Greenberg Traurig, LLP, 1000 Louisiana, Suite 1700, Houston, TX 77002.
  • Context: Securitization.

• 2021-05-11 (executed) / recorded 2021-05-11 — Reel 056499/0978

  • Conveyance: Release
  • Assignor: SILVER POINT FINANCE, LLC
  • Assignee: EDGE SYSTEMS LLC, EDGE SYSTEMS INTERMEDIATE, LLC
  • Correspondent: David S. Kantrowitz, Greenberg Traurig, LLP, 1000 Louisiana, Suite 1700, Houston, TX 77002.
  • Context: Release of security interest.

• 2022-01-03 (executed) / recorded 2022-01-03 — Reel 059146/0995

  • Conveyance: Security Interest
  • Assignor: EDGE SYSTEMS LLC
  • Assignee: JPMORGAN CHASE BANK, N.A., AS ADMINISTRATIVE AGENT
  • Correspondent: Kevin A. Wozniak, Morgan, Lewis & Bockius LLP, 1111 Pennsylvania Avenue, NW, Washington, DC 20004.
  • Context: Securitization.

• 2022-08-15 (executed) / recorded 2022-08-15 — Reel 061617/0278

  • Conveyance: Change of Name
  • Assignor: EDGE SYSTEMS LLC
  • Assignee: HYDRAFACIAL LLC
  • Correspondent: Amy J. Mauney, Nelson Mullins Riley & Scarborough LLP, 301 South College Street, Suite 2300, Charlotte, NC 28202.
  • Context: Corporate name change.

• 2024-08-06 (executed) / recorded 2024-08-06 — Reel 072461/0212

  • Conveyance: Release
  • Assignor: JPMORGAN CHASE BANK, N.A., AS ADMINISTRATIVE AGENT
  • Assignee: HYDRAFACIAL LLC (FORMERLY KNOWN AS EDGE SYSTEMS LLC)
  • Correspondent: Jeffrey B. Sointu, Morgan, Lewis & Bockius LLP, 1111 Pennsylvania Avenue, NW, Washington, DC 20004.
  • Context: Release of security interest.

• 2025-05-30 (executed) / recorded 2025-05-30 — Reel 076161/0805

  • Conveyance: Patent Security Agreement
  • Assignor: HYDRAFACIAL LLC
  • Assignee: U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
  • Correspondent: Joseph F. Martini, Taft Stettinius & Hollister LLP, 111 East Wacker Drive, Suite 2800, Chicago, IL 60601.
  • Context: Securitization.

Timeline diagram

timeline
    title Ownership of US 9550052
    2005 : Priority date
    2015 : Application filed by Edge Systems LLC
    2016 : Inventor assignment to Edge Systems Corp
         : Reassigned to Edge Systems LLC
         : Security interest to Silver Point Finance
    2017 : Patent granted
    2021 : Security interest released by Silver Point
    2022 : Security interest to JPMorgan Chase
         : Edge Systems LLC name changed to Hydrafacial LLC
    2024 : Security interest released by JPMorgan Chase
    2025 : Patent Security Agreement to US Bank Trust Co.
    2026 : Anticipated expiration

NPE / troll-pattern signals

1. Shell-entity transfer — not present. The transfers involve operating companies (Edge Systems LLC, Hydrafacial LLC) and financial institutions for security interests, not shell licensing entities.
2. Known asserter in the chain — not present. None of the assignees (Edge Systems LLC, Hydrafacial LLC, Silver Point Finance, JPMorgan Chase Bank, U.S. Bank Trust Company) are identified as known patent asserters or NPEs in public lists.
3. Repeat correspondent across the chain — present. Jeffrey M. Becker of Global IP Law Group is listed as the correspondent for two consecutive assignments on 2016-09-20 (Reel 037574/0931), both related to the initial transfers from inventors to Edge Systems LLC/Corporation. David S. Kantrowitz of Greenberg Traurig, LLP and Richard T. Redano of Greenberg Traurig, LLP are associated with security interest recordings (Reel 038289/0959 and 056499/0978). Additionally, Kevin A. Wozniak and Jeffrey B. Sointu, both from Morgan, Lewis & Bockius LLP, are correspondents for security interests granted and released by JPMorgan Chase Bank (Reel 059146/0995 and Reel 072461/0212). The recurrence here is within the context of security agreements for the operating company.
4. Cascading transfers — not present. While there are two assignments recorded on the same day in 2016, they represent a clean-up of inventor assignments and a corporate conversion, not multiple consecutive transfers through chained LLCs to unknown parties.
5. Pre-litigation transfer — unclear. The "Family has litigation" section on Google Patents lists numerous cases, with the earliest listed being "US case filed in California Central District Court litigation 2:17-cv-04597", filed in 2017. The assignment from Edge Systems Corp to Edge Systems LLC (Reel 037574/0931) occurred on 2016-09-20, which is within six months of the earliest noted litigation. However, this transfer was an internal corporate reorganization, not a transfer to a new asserting entity. Therefore, it's not a clear signal of pre-litigation transfer to enable assertion by an NPE.
6. Bankruptcy fire-sale — not present. There is no indication in the assignment records or Google Patents that Edge Systems LLC or Hydrafacial LLC underwent bankruptcy proceedings leading to a patent sale.
7. Privateering — not present. The chain shows direct ownership by an operating company (Hydrafacial LLC) which is itself involved in litigation, rather than a transfer to an NPE to assert on its behalf.
8. Defensive aggregator (anti-NPE) — not present. The chain does not terminate at any known defensive aggregators.

Verdict

Operating-company assertion
The assignment chain primarily reflects ownership by an operating company, Edge Systems LLC, which later changed its name to Hydrafacial LLC. The other recorded events are security interests granted to financial institutions and their subsequent releases, which are typical activities for operating companies, and an initial transfer from inventors to the company. Multiple litigation cases are associated with the patent, but they appear to be brought by the operating company, Hydrafacial LLC, not a shell entity or known NPE, against alleged competitors.
Verification link: https://assignmentcenter.uspto.gov/patent/index.html - search for patent number 9550052.