Asserter profile

Willow Blossom Holdco Limited

operating company5 patents now5 ever0 cases filed during tenure2 connections

Also seen as: WILLOW BLOSSOM HOLDCO LIMITED

PTAB exposure

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

Final written decisions are public record. The invalidation grounds usually carry over as § 102 / § 103 ammunition in district court — see IPR estoppel.

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
    Nwillow_blossom_holdco["Willow Blossom Holdco Limited"]
    Nchiaro_technology["Chiaro Technology Limited"]
    Nchiaro_technology_in_administration["Chiaro Technology Limited (in Administr…"]
    Nbruen_claudia_o_toole_jonathan_biltcliffe_jack_blanchard_oli["BRUEN, Claudia; O'TOOLE, Jonathan; BILT…"]
    Nandrew_carr_adam_rollo_jonathan_o_toole["Andrew Carr; Adam Rollo; Jonathan O'Too…"]
    Ncarr_andrew_o_toole_jonathan_rollo_adam["Carr, Andrew; O'Toole, Jonathan; Rollo,…"]
    Njonathan_o_toole_adam_rollo_andrew_carr["Jonathan O'Toole; Adam Rollo; Andrew Ca…"]
    Nchiaro_technology -->|"2025 · ASSIGNMENT OF ASSIGNORS INTEREST · 11813381"| Nwillow_blossom_holdco
    Nchiaro_technology_in_administration -->|"2025 · Assignment · 11806454"| Nwillow_blossom_holdco
    Nchiaro_technology_in_administration -->|"2025 · Assignment · 11260151"| Nwillow_blossom_holdco
    Nchiaro_technology_in_administration -->|"2025 · Assignment · 11413380"| Nwillow_blossom_holdco
    Nchiaro_technology -->|"2025 · Assignment · 11357893"| Nwillow_blossom_holdco
    Nchiaro_technology -->|"2025 · Assignment · 11357893"| Nwillow_blossom_holdco
    Nbruen_claudia_o_toole_jonathan_biltcliffe_jack_blanchard_oli -->|"2023 · Assignment · 11806454"| Nchiaro_technology
    Nandrew_carr_adam_rollo_jonathan_o_toole -->|"2021 · Assignment · 11260151"| Nchiaro_technology
    Ncarr_andrew_o_toole_jonathan_rollo_adam -->|"2021 · Assignment · 11413380"| Nchiaro_technology
    Njonathan_o_toole_adam_rollo_andrew_carr -->|"2018 · Assignment · 11357893"| Nchiaro_technology
    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 Nwillow_blossom_holdco focal
    class Nchiaro_technology operating
    class Nchiaro_technology_in_administration operating

Patents currently held (5)

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.