Asserter profile
Landmark Technology D, LLC
shell LLC1 patents now1 ever0 cases filed during tenure1 connections
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
Nlandmark_technology_d["Landmark Technology D, LLC"]
Nlandmark_technology_c["Landmark Technology C, LLC"]
Nlandmark_technology_b["Landmark Technology B, LLC"]
Nlandmark_technology_c -->|"2021 · Assignment of Patents · 6289319"| Nlandmark_technology_d
Nlandmark_technology_b -->|"2020 · Assignment of Patents · 6289319"| Nlandmark_technology_c
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 Nlandmark_technology_d focal
class Nlandmark_technology_c shell
class Nlandmark_technology_b shell
Patents currently held (1)
- US 62893192021-08-31 → present
Connected entities (1)
- Landmark Technology C, LLCshell LLC1 patent
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.
- Constantine G. Marantidis· Marantidis & Shore1 appearance