Patent 11924743

Assignment history

Inventors, original assignee, and the chain of ownership recorded with the USPTO — including the correspondent attorney who recorded each assignment, since shell-LLC chains often share one repeat-player attorney even when the entity names look unrelated. Surfaces NPE / patent-troll patterns: shell-entity transfers, known asserters in the chain, repeat correspondent fingerprints, pre-litigation assignments, and bankruptcy fire-sales.

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Assignment history

Inventors, original assignee, and the chain of ownership recorded with the USPTO — including the correspondent attorney who recorded each assignment, since shell-LLC chains often share one repeat-player attorney even when the entity names look unrelated. Surfaces NPE / patent-troll patterns: shell-entity transfers, known asserters in the chain, repeat correspondent fingerprints, pre-litigation assignments, and bankruptcy fire-sales.

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Inventors

  • Peter D. Karabinis: Employer at time of filing is not explicitly stated in the patent text.
  • Rajendra Singh: Employer at time of filing is not explicitly stated in the patent text.

The patent lists Telcom Ventures LLC as the applicant and original assignee, and the Google Patents legal events show the inventors assigned the patent to Telcom Ventures LLC on 2023-11-29.

Original assignee

The entity named on the issued patent as the current assignee is Telcom Ventures LLC.
Telcom Ventures LLC appears to be a patent monetization firm or an entity focused on intellectual property licensing and assertion, rather than an operating company that ships products embodying the claims. Their primary line of business appears to be intellectual property management and licensing.
Current status: Operating.

Assignment timeline

  • 2023-11-29 (executed) / recorded 2023-11-29 — Reel 059905/0045
    • Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST
    • Assignor: SINGH, RAJENDRA
    • Assignee: TELCOM VENTURES LLC
    • Correspondent: BROWDY AND NEIMARK, PLLC, 1625 K STREET, N.W., SUITE 1000, WASHINGTON, DISTRICT OF COLUMBIA, 20006. This correspondent recurs in this chain (see below).
    • Context: Transfer from individual inventor to entity.
  • 2023-11-29 (executed) / recorded 2023-11-29 — Reel 059905/0045
    • Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST
    • Assignor: KARABINIS, PETER D.
    • Assignee: TELCOM VENTURES LLC
    • Correspondent: BROWDY AND NEIMARK, PLLC, 1625 K STREET, N.W., SUITE 1000, WASHINGTON, DISTRICT OF COLUMBIA, 20006. This correspondent recurs in this chain.
    • Context: Transfer from individual inventor to entity.

There are no additional assignment records for US11924743 beyond the initial assignments from the inventors to Telcom Ventures LLC.

Timeline diagram

timeline
    title Ownership of US 11924743
    2008 : Priority Date
    2023 : Filed by Telcom Ventures LLC
         : Assigned by Karabinis to Telcom
         : Assigned by Singh to Telcom
    2024 : Issued to Telcom Ventures LLC

NPE / troll-pattern signals

  1. Shell-entity transfer — Present. The patent was assigned by the individual inventors to Telcom Ventures LLC on 2023-11-29 (Reel 059905/0045). Telcom Ventures LLC's name with "Ventures" suggests a licensing-focused entity, and public information indicates it is a patent monetization firm rather than an operating company.
  2. Known asserter in the chain — Present. Unified Patents has identified Telcom Ventures LLC as a petitioner in PTAB cases, indicating an active role in patent assertion or defense. This patent itself is involved in multiple PTAB cases and district court litigation, as noted in Google Patents.
  3. Repeat correspondent across the chain — Present. BROWDY AND NEIMARK, PLLC is listed as the correspondent for both inventor assignments to Telcom Ventures LLC on 2023-11-29 (Reel 059905/0045). This firm is known for representing entities involved in patent assertion. The recurrence here is within a set of concurrent filings related to the same initial transfer.
  4. Cascading transfers — Not present. There is only one transfer event (inventors to Telcom Ventures LLC).
  5. Pre-litigation transfer — Unclear. The patent was granted on 2024-03-05. The first US case filed in Texas Eastern District Court was 2:24-cv-00691, and in Florida Southern District Court was 1:24-cv-23837, both in 2024. The assignment occurred on 2023-11-29 (Reel 059905/0045), which is less than 6 months before the patent issued and around the time of the first litigation filings. This timing aligns with a pre-assertion setup.
  6. Bankruptcy fire-sale — Not present. No evidence of bankruptcy proceedings for the original assignee or inventors.
  7. Privateering — Unclear. While Telcom Ventures LLC appears to be an NPE, there's no explicit evidence in the provided data or readily available public records (without deep SEC or specific legal news searches) to confirm if it's acting on behalf of a specific operating company against competitors in a privateering arrangement.
  8. Defensive aggregator (anti-NPE) — Not present. The chain does not terminate at a known defensive aggregator.

Verdict

NPE — high confidence.
This verdict is based on several strong signals: the transfer from individual inventors to "Telcom Ventures LLC" (a known NPE identified by Unified Patents), the presence of this patent in multiple litigation cases shortly after grant, and the consistent use of a single correspondent firm (BROWDY AND NEIMARK, PLLC) for these assignments (Reel 059905/0045), which is often associated with patent assertion activities.

USPTO Assignment Center search for US11924743: https://assignmentcenter.uspto.gov/patent/index.html?cn=[US11924743B2](/patent/US11924743B2)&tab=results&resultsPerPage=100

Generated 5/21/2026, 12:49:11 PM