Invalidity dossier

US 7052038

Side impact sensor systems

Current assignee: Automotive Technologies International, Inc.

Added 9/23/2026, 12:48:40 AM

At a glanceNo PTAB challenges1 lawsuit on fileasserted by Automotive Technologies International, Inc.

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Patent summary

Title, assignee, inventors, filing/issue dates, abstract, and a plain-language overview of the claims.

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Patent Overview — US 7,052,038 B2

Title: "Side impact sensor systems"

Assignee (current, as listed): American Vehicular Sciences LLC; original assignee Automotive Technologies International Inc. Inventors: David S. Breed, Vittorio Castelli, Anthony S. Pruszenski, Jr. Application no.: US 10/768,791; filed 2004-01-30; published as US 2004/0183287 A1 on 2004-09-23; granted 2006-05-30. Priority date: 1993-09-16 (claimed from US 08/101,017; also from US 09/114,962). Status: expired — fee related, with adjusted expiration 2014-03-11. Primary classifications: B60R 21/0132, B60R 21/21, B60R 2021/0006.

Purpose and plain-language scope. The excerpt states the invention "relates to side impact crash sensors for vehicles and side impact airbag systems," and is "primarily concerned with a novel self-contained airbag system for protecting occupants in side impacts," and "secondarily concerned with applying some of the features of the novel side impact system to solving some of the problems of prior art mechanical airbag systems." The described side-impact system "consists of a sensor having a movable sensing mass, means to sense the position of the sensing mass to determine if the airbag should be deployed, a sealed housing, a gas generator for producing the gas to inflate the airbag, an airbag, and mounting hardware." Sensors "used here" are "either electronic, electro-mechanical or mechanical but all have a movable mass where the motion of the mass is sensed either electronically or mechanically"; one embodiment "includes a side impact crash sensor, a transfer st[r]ucture…" (excerpt truncated).

Source: https://patents.google.com/patent/US7052038/en

What the excerpt does not establish: the full text of the claims, the complete specification/description, any drawings' content, the full inventor/assignee history, litigation outcomes, patent validity, enforceability, or comparisons against specific prior art.

Generated 10/1/2026, 9:54:15 PM

Cases on file (1)

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Specific litigation cases in our database that name US patent 7052038. The free-form analysis below may also discuss cases beyond this list.

Litigation summary

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Proceedings on file (0)

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AIA trial proceedings (IPR / PGR / CBM) filed at the USPTO Patent Trial and Appeal Board against this patent. Sourced from the USPTO Open Data Portal and refreshed every six hours; each proceeding number deep-links to the PTAB E2E docket.

Current assignee: Automotive Technologies International, Inc.

No PTAB proceedings on file. This patent has not been challenged via IPR, PGR, or CBM. The absence is itself a signal — well-asserted patents eventually attract IPRs. The LLM analysis below may surface filings the ODP feed hasn’t indexed yet.

PTAB challenges

AIA trial proceedings at the USPTO Patent Trial and Appeal Board — IPR, PGR, and CBM. Petitioners, judge panels, claim-level invalidation outcomes from Final Written Decisions, and Federal Circuit appeals. The single most important defensive datapoint after litigation history.

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Assignment history

Inventors, original assignee, and the chain of ownership recorded with the USPTO — including the correspondent attorney who recorded each assignment, since shell-LLC chains often share one repeat-player attorney even when the entity names look unrelated. Surfaces NPE / patent-troll patterns: shell-entity transfers, known asserters in the chain, repeat correspondent fingerprints, pre-litigation assignments, and bankruptcy fire-sales.

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Prior art

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Obviousness

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Extensions

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Derivative works

Defensive disclosure: derivative variations of each claim designed to render future incremental improvements obvious or non-novel.

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This patent in court (1)

1 tracked lawsuit name US 7052038.