Asserter profile

SHIELD IP LLC

shell LLC0 patents now1 ever0 cases filed during tenure2 connections

PTAB exposure

1of this entity’s patents have been challenged at PTAB (6 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
    Nshield_ip["SHIELD IP LLC"]
    Nspero_yechezkal_evan["SPERO, YECHEZKAL EVAN"]
    Ncilipus_ip["CILIPUS IP LLC"]
    Nspero_yechezkal_evan_dba_spectrum_lighting_solutions["SPERO, YECHEZKAL EVAN (DBA SPECTRUM LIG…"]
    Nroland_ip["ROLAND IP LLC"]
    Nspero_yechezkal_evan -->|"2022 · ASSIGNMENT · 10894503"| Nshield_ip
    Nshield_ip -->|"2022 · ASSIGNMENT · 10894503"| Ncilipus_ip
    Nspero_yechezkal_evan -->|"2005 · ASSIGNMENT · 10894503"| Nspero_yechezkal_evan_dba_spectrum_lighting_solutions
    Ncilipus_ip -->|"2022 · ASSIGNMENT · 10894503"| Nroland_ip
    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 Nshield_ip focal
    class Ncilipus_ip shell
    class Nroland_ip shell

Patents previously held (1)

Connected entities (2)

Correspondent attorneys (1)

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.