Invalidity dossier
US 9794516
Telepresence system
Current assignee: Individual
Added 9/24/2026, 1:53:24 AM
Active provider: DeepSeek · deepseek-flash
Patent summary
Title, assignee, inventors, filing/issue dates, abstract, and a plain-language overview of the claims.
Patent Overview: US9794516B1 — "Telepresence System"
Title: Telepresence system
Patent number: US9794516B1
Inventor: Raja Singh Tuli
Assignee: Individual (original and current assignee listed as "Individual"; Google notes assignee listings "may be inaccurate" and that no legal analysis was performed)
Application number: US15/352,783
Priority/filing date: 2016-11-16
Publication (grant) date: 2017-10-17
Anticipated expiration: 2036-11-16
Legal status: Active (as listed; Google states this is an assumption, not a legal conclusion)
Later priority filings (per source): CN201780069694.6A, PCT/CA2017/051363, GB1908333.6A, DE112017005766.3T
Purpose: The invention relates generally to videoconferencing and specifically to a telepresence system intended to improve interaction quality and communication effectiveness between people separated by distance. It addresses camera-placement problems that cause a remote user to appear to be looking down, up, or to the side rather than making eye contact, and it notes behavioral research on interpersonal distance and eye contact.
Plain-language scope (from the excerpt): The system is described as automatically matching the eye level of a remote user's image shown on a telepresence device's display with the eye level of a local subject; matching the device's display height to the local subject; maintaining a selected distance from the local subject as that subject moves in real time; and recognizing gaze direction to match eye contact between the remote user and the local subject. The background discusses prior approaches including beam-splitter/telepresence-robot systems, 3D head/eye re-centering, an E-Travel surrogate robot, and haptic-feedback telepresence, while stating that none automatically match robot height or continuously maintain a selected distance to a moving subject.
Source: https://patents.google.com/patent/[US9794516](/patent/US9794516)/en
What the excerpt does not establish: It does not provide the full claims, detailed description, or drawings; does not establish claim scope, validity, patentability, or enforceability; and does not verify assignee accuracy or legal status. No litigation, ownership-transfer, validity, or prior-art analysis is included here.
Generated 10/1/2026, 9:31:01 PM
Cases on file (0)
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Litigation summary
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Proceedings on file (0)
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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.
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.
Prior art
Earlier patents, publications, and products that may anticipate or render the claims unpatentable.
Obviousness
Combinations of prior art that suggest the claimed invention would have been obvious under 35 U.S.C. § 103.
Extensions
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Derivative works
Defensive disclosure: derivative variations of each claim designed to render future incremental improvements obvious or non-novel.