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The BCI Briefing

Patent familyBCI, high confidence

Orthosis systems and rehabilitation of impaired body parts

Filed by Kandu, first in 2019.

Granted · CN, USView in Espacenet
Earliest priority
11 Oct 2019 · United States
Status
A grant was published in China, United States, first on 27 Dec 2022
Published in
United States · International (PCT) · China · European Patent Office
Registered as
NeuroLutions, Inc. · NEUROLUTIONS INC · 神经解决方案股份有限公司
Inventors
Bhugra, Kern · Anderson, August · K·布格拉 · A·安德森
Family
DOCDB 73040322 · 13 publications

What it concerns

A system for moving or assisting in movement of a body part of a subject, as well as a rehabilitation system including such a movement assistance system, includes a body part interface configured to be secured to the body part, and a motor-actuated assembly connected to the body part interface to move the body part interface to cause flexion or extension movement of the body part. A force sensing module is configured to measure forces applied between the body part interface and the motor-actuated assembly to ascertain at least one of volitional flexion and volitional extension movement of the body part by the subject, among other functions that may be implemented in movement assistance and rehabilitation systems using the disclosed force sensing module designs.

The abstract as published by the patent office, from US2021106487A1. It describes the invention; it is not a statement of what is protected.

Protection themes

  • Interface and electrodes

    Electrodes and arrays · Peripheral interfaces

  • Decoding

    Motor decoding

  • Stimulation

    Stimulation

  • Application

    Assistive and control applications

What the filing appears to be about, read by published rules from its title, abstract and classification codes (A61B5/375, A61B5/4851, A61B5/6811, A61F2/72, A61F5/0118). The claims define what a patent protects, and they are not read here.

Why it matters

Interface and electrodes
Everything downstream works with what the contacts pick up. Their number, size and distance from the neurons set the ceiling on the signal. The problem behind it: more contacts, closer to neurons, that still record after years in tissue that reacts to them.
Decoding
This is the step that turns brain activity into a command or a word. Its accuracy and speed are what a user experiences. The problem behind it: accuracy that holds over months without frequent recalibration, for more than one user and one task.
Stimulation
Restoring sensation, sight or movement needs information going in, and a therapy that adapts needs to sense and stimulate at once. The problem behind it: evoking a precise, stable effect without damaging tissue or electrodes, and without blinding the recording.

Why the layer matters to the field, not a judgement of this filing. A patent family shows that protection was sought. It does not show that the technology was built, is used in a product, or works in people. The whole stack

The family

One invention, published 13 times in 4 offices. Each publication opens in Espacenet.

Timeline

  1. 11 Oct 2019First filingEarliest priority, at United States. The family is counted in this year.
  2. 12 Oct 2020ApplicationsFiled at United States, International (PCT), China, European Patent Office.
  3. 13 Oct 2020ApplicationFiled at United States.
  4. 9 Mar 2021Owner recordedUnited States, on US2021106487A1: assignment; owner named: NEUROLUTIONS, INC., CALIFORNIA.
  5. 15 Apr 2021First publicationUS2021106487A1, United States.
  6. 8 Sep 2025ApplicationFiled at United States.
  7. 21 Oct 2025Grant publishedUS12447090B2, United States.
  8. 31 Mar 2026Grant publishedCN113260340B, China.

Dates as the offices published them. Office records are in the offices' own words and are a selection: refusals, lapses and withdrawals, and records that name an owner. Each concerns one member of the family, not the family as a whole, and another member in the same office may stand. Whether a patent is in force today is not assessed.

Sources

  • Bibliographic data, family members and office records: European Patent Office, Open Patent Services (the DOCDB and INPADOC databases), read 7 Oct 2026.
  • The record itself, with its claims and description: US2021106487A1 in Espacenet
  • Counted as a BCI patent family: classified G06F3/015, without a brain signal in the text; filed by 神经解决方案股份有限公司, an organisation already in the graph; a hardware layer of the stack, filed by a company that builds interfaces; cites a family already accepted. How families are found and judged