Asserter profile

SENSORTECH CORPORATION

shell LLC6 patents now8 ever0 cases filed during tenure4 connections

Also seen as: SensorTech Corporation · SensoRTech Corporation

PTAB exposure

6of this entity’s patents have been challenged at PTAB (7 total proceedings). 3 currently have active 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
    Nsensortech["SENSORTECH CORPORATION"]
    Nandrew_c_clark_and_david_w_topham["Andrew C. Clark and David W. Topham"]
    Nclark_andrew_c_and_topham_david_w["CLARK, ANDREW C. and TOPHAM, DAVID W."]
    Nclark_andrew_c_topham_david_w["CLARK, ANDREW C.; TOPHAM, DAVID W."]
    Nusta_technology["USTA Technology LLC"]
    Nandrew_c_clark_and_david_w_topham -->|"2010 · Assignment of Assignor's Interest · 10018371"| Nsensortech
    Nclark_andrew_c_and_topham_david_w -->|"2010 · ASSIGNMENT OF ASSIGNOR'S INTEREST · D1100567"| Nsensortech
    Nclark_andrew_c_and_topham_david_w -->|"2010 · ASSIGNMENT OF ASSIGNOR'S INTEREST · D1081032"| Nsensortech
    Nclark_andrew_c_and_topham_david_w -->|"2010 · Assignment · RE50399"| Nsensortech
    Nclark_andrew_c_and_topham_david_w -->|"2010 · ASSIGNMENT OF ASSIGNOR'S INTEREST · RE50328"| Nsensortech
    Nclark_andrew_c_topham_david_w -->|"2010 · Assignment · RE45971"| Nsensortech
    Nclark_andrew_c_topham_david_w -->|"2010 · Assignment of Assignor's Interest · RE47720"| Nsensortech
    Nsensortech -->|"2019 · Assignment · RE47720"| Nusta_technology
    Nclark_andrew_c_topham_david_w -->|"2010 · ASSIGNMENT OF ASSIGNOR'S INTEREST · RE42534"| Nsensortech
    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 Nsensortech focal
    class Nusta_technology npe

Patents currently held (6)

US D11005672010-05-20 → present
US D10810322010-05-20 → presentPTAB challenge active
US RE503992010-05-20 → presentPTAB challenge active
US RE503282010-05-20 → presentPTAB challenge active
US RE459712010-05-20 → presentPTAB: discretionary denial
US RE425342010-05-20 → presentPTAB: final decision

Patents previously held (2)

US 100183712010-05-20 → 2019-06-11
US RE477202010-05-20 → 2019-09-03PTAB: discretionary denial

Connected entities (4)

CLARK, ANDREW C. and TOPHAM, DAVID W.individual4 patents
CLARK, ANDREW C.; TOPHAM, DAVID W.individual3 patents
Andrew C. Clark and David W. Tophamindividual1 patent
USTA Technology LLCNPE1 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.

(no name)· BALLARD SPAHR8 appearances