Asserter profile

COBBLESTONE WIRELESS, LLC

NPE2 patents now2 ever1 cases filed during tenure2 connections

PTAB exposure

2of this entity’s patents have been challenged at PTAB (2 total proceedings).

Two-hop network

Edges marked ⚖️ overlap with at least one infringement suit filed during the receiving entity’s tenure with the patent. Bold-bordered = this entity. Red = NPE; orange = shell LLC; green = defensive aggregator; blue = operating company.

flowchart LR
    Ncobblestone_wireless["COBBLESTONE WIRELESS, LLC"]
    Nempire_technology_development["EMPIRE TECHNOLOGY DEVELOPMENT LLC"]
    Nnavand["NAVAND TECH CO"]
    Ndrucker_elliott_h["DRUCKER, ELLIOTT H."]
    Ndrucker_elliot_h["DRUCKER, ELLIOT H."]
    Ncrestline_direct_finance["CRESTLINE DIRECT FINANCE, L.P."]
    Nandrew_wolfe_marc_elliot_levitt["Andrew Wolfe; Marc Elliot Levitt"]
    Nshanghai_sage_information_technology["SHANGHAI SAGE INFORMATION TECHNOLOGY CO…"]
    Nwilinx["WILINX CORPORATION"]
    Nempire_technology_development -->|"2022 · Assignment · 8891347"| Ncobblestone_wireless
    Nnavand ==>|"⚖️ 2023 · Assignment · 7924802"| Ncobblestone_wireless
    Ndrucker_elliott_h -->|"2012 · Assignment of Assignor's Interest · 8730833"| Nempire_technology_development
    Ndrucker_elliot_h -->|"2012 · Assignment of Assignor's Interest · 8730833"| Nempire_technology_development
    Nempire_technology_development -->|"2019 · Security Agreement · 8730833"| Ncrestline_direct_finance
    Ncrestline_direct_finance -->|"2023 · Release of Security Interest · 8730833"| Nempire_technology_development
    Nandrew_wolfe_marc_elliot_levitt -->|"2010 · ASSIGNMENT OF ASSIGNORS INTEREST · 8549339"| Nempire_technology_development
    Nempire_technology_development -->|"2018 · Security Agreement · 8549339"| Ncrestline_direct_finance
    Ncrestline_direct_finance -->|"2022 · Release · 8549339"| Nempire_technology_development
    Nshanghai_sage_information_technology -->|"2012 · Assignment · 8891347"| Nempire_technology_development
    Nempire_technology_development -->|"2019 · Security Agreement · 8891347"| Ncrestline_direct_finance
    Ncrestline_direct_finance -->|"2022 · Release · 8891347"| Nempire_technology_development
    Nwilinx -->|"2018 · Assignment · 7924802"| Nnavand
    classDef focal fill:#fef3c7,stroke:#92400e,stroke-width:3px,color:#1c1917
    classDef npe fill:#fee2e2,stroke:#be123c,stroke-width:2px,color:#1c1917
    classDef shell fill:#fed7aa,stroke:#9a3412,stroke-width:2px,color:#1c1917
    classDef defensive fill:#dcfce7,stroke:#15803d,stroke-width:2px,color:#1c1917
    classDef operating fill:#e0f2fe,stroke:#075985,stroke-width:1px,color:#1c1917
    class Ncobblestone_wireless focal
    class Nempire_technology_development npe
    class Nshanghai_sage_information_technology operating
    class Nwilinx operating

Patents currently held (2)

Connected entities (2)

Correspondent attorneys (2)

Attorneys / firms recorded with USPTO when this entity received a patent. Recurrence is the signal — many firms do both NPE and operating-company patent work, so a single appearance doesn’t mean much.