Asserter profile
Champion Power Equipment, Inc.
operating company2 patents now2 ever3 cases filed during tenure1 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
Nchampion_power_equipment["Champion Power Equipment, Inc."]
Nchampion_engine_technology["Champion Engine Technology, LLC"]
Nmark_j_sarder_aleko_d_sotiriades_james_j_dehn_leigh_jenison["Mark J. Sarder; Aleko D. Sotiriades; Ja…"]
Nmark_j_sarder_leigh_jenison_ian_schmit["Mark J. Sarder, Leigh Jenison, Ian Schm…"]
Nchampion_engine_technology -->|"2022 · Assignment · 11840970"| Nchampion_power_equipment
Nchampion_engine_technology ==>|"⚖️ 2022 · Assignment · 11840970"| Nchampion_power_equipment
Nchampion_engine_technology ==>|"⚖️ 2018 · Assignment · 10598101"| Nchampion_power_equipment
Nmark_j_sarder_aleko_d_sotiriades_james_j_dehn_leigh_jenison -->|"2022 · Assignment · 11840970"| Nchampion_engine_technology
Nmark_j_sarder_leigh_jenison_ian_schmit -->|"2013 · Assignment · 10598101"| Nchampion_engine_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 Nchampion_power_equipment focal
class Nchampion_engine_technology operating
Patents currently held (2)
- Champion Power Equipment Inc. v. Generac Power Systems Inc. filed 2024-10-09
- Champion Power Equipment Inc. v. Westinghouse Electric Corp. et al. filed 2025-05-14
- Champion Power Equipment Inc. v. Harbor Freight Tools USA Inc. filed 2024-10-14
Connected entities (1)
- Champion Engine Technology, LLCoperating company2 patents · ⚖️ 3
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.
- David R. D'Zurilla· SCHWEGMAN LUNDBERG & WOESSNER2 appearances
- (no name)· STOEL RIVES1 appearance