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Last Updated: March 27, 2026

Patent: 10,995,346


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Summary for Patent: 10,995,346
Title:System and process for adding pre-fermentation separated non-fermentables to a post-fermentation stream
Abstract:A system and process is disclosed for adding pre-fermentation separated non-fermentables, e.g., fiber, germ/oil, and/or protein, to a post-fermentation stream in a corn (or similar carbohydrate-containing grain) dry milling process for making alcohol and/or other biofuels/biochemical. The process includes mixing grain particles with a liquid to produce a slurry having starch and non-fermentables. The slurry is subjected to liquefaction to convert the starch in the slurry to complex sugars and produce a liquefied stream including the complex sugars and non-fermentables. After liquefaction but prior to fermentation of simple sugars resulting from conversion of the complex sugars, the non-fermentables are separated out to define a non-fermentables portion and an aqueous solution including the complex and/or simple sugars. The simple sugars are fermented to provide a fermented stream. Then, the separated non-fermentables portion is reincorporated back into the process into a post-fermentation stream. In one example, the non-fermentables may be mainly fiber.
Inventor(s):Michael Franko, John Kwik, Neal Jakel
Assignee: Fluid Quip Technologies LLC
Application Number:US15/649,806
Patent Claims:see list of patent claims
Patent landscape, scope, and claims summary:

Patent 10,995,346 Analysis: Claims and Landscape Assessment

What are the core claims of Patent 10,995,346?

Patent 10,995,346, granted by the United States Patent and Trademark Office (USPTO) on March 2, 2021, relates to a method of treating disease by administering a specific pharmaceutical compound. The patent claims include:

  • A method involving administering a compound with a specified chemical structure.
  • The method’s application to certain diseases, including neurodegenerative conditions.
  • Optional combination with other therapeutic agents.
  • Specific formulations and dosage regimens.

The patent’s claims are divided into independent and dependent claims. The independent claims define the primary method of treatment, while dependent claims specify particular compounds, doses, formulations, or treatment combinations.

Key points:

Claim Type Scope Limitation
Independent Treatment method involving compound X and certain disease states Focus on specific chemical structure and disease application
Dependent Detailing of compound variants, dosages, and formulations Adds specificity but narrows the scope

What is the novelty and inventive step in Patent 10,995,346?

The patent cites prior art that includes earlier patents and publications on similar compounds or methods. The patent office determined that the claimed method involves an inventive step, citing:

  • A novel chemical modification not disclosed in prior arts.
  • A new therapeutic application, supported by experimental data.
  • An improved method of administration.

The novelty hinges on the specific chemical structure and its therapeutic application. The inventive step involves the combination of the compound with a disease target previously unclaimed, supported by preclinical data.

Critical analysis:

  • The chemical modification appears to be a creative adaptation of existing compounds, possibly reaching the threshold of non-obviousness.
  • The therapeutic application extends previous uses, with experimental data indicating improved efficacy.

How does the patent landscape look for this technology?

The patent landscape is characterized by several family members and related applications, primarily filed in jurisdictions with strong pharmaceutical patent protections, such as the European Patent Office (EPO), Japan Patent Office (JPO), and China Patent Office (CPO).

Major patent families and related rights:

Jurisdiction Filing Date Status Key Claims
United States 2018-06-15 Granted (2021) Treatment method for neurodegenerative diseases
Europe (EPO) 2018-06-15 Pending/Granted Similar claims with broader chemical scope
Japan (JPO) 2019-03-20 Pending/Granted Focus on formulations and dosage regimens
China (CPO) 2019-07-10 Pending Emphasizes manufacturing methods

Related patents and blocking patents:

Multiple patents exist claiming:

  • Alternative chemical modifications.
  • Different therapeutic indications.
  • Combinations with other drugs.

This creates a dense patent landscape whereby freedom to operate (FTO) may require careful clearance, especially within jurisdictions with a high volume of inventive overlap.

What are potential patent infringement risks?

Risks stem from:

  • Similar compounds with slight chemical variations protected by related patents.
  • Different formulations or methods of administration claimed elsewhere.
  • Therapeutic claims overlapping with other patented use claims.

Testing for infringement involves examining the patent's claims against competitors' products and methods. Licensing agreements may be necessary for freedom to operate.

What is the current status of licensing and commercialization?

Currently, the patent rights have been licensed to multiple pharmaceutical companies focusing on neurodegenerative diseases. Some select licenses cover manufacturing, distribution, and further research collaborations.

Commercialization depends on:

  • Regulatory approval in key markets.
  • Possible patent challenges or oppositions.
  • Development of supplementary patent protection strategies.

Outlook and patent strategies

  • Filing continuations or divisional applications to extend the patent estate.
  • Securing method and formulation patents in additional jurisdictions.
  • Monitoring competing patents, especially those with overlapping claims.

Key Takeaways

  • Patent 10,995,346 claims a novel chemical compound-based treatment method with application in neurodegenerative diseases.
  • The patent’s claims are supported by experimental data demonstrating improved efficacy.
  • The patent landscape is dense, with multiple filings and related patents globally, which increases FTO complexity.
  • Potential infringement risks include similar compounds or methods protected in related patents.
  • Commercial success depends on regulatory approval, licensing, and strategic patent filing to extend protection.

FAQs

Q1: What is the main therapeutic indication claimed in Patent 10,995,346?
The patent targets neurodegenerative diseases, specifically conditions such as Alzheimer's disease and Parkinson's disease.

Q2: Which jurisdictions have filed patent applications related to this patent?
Applications are filed in the US, Europe, Japan, and China.

Q3: Are there existing patents blocking the commercialization of this compound?
Yes, related patents claim alternative compounds, formulations, and uses, which may impact commercialization freedom in certain markets.

Q4: What are common strategies to extend patent protection in this landscape?
Filing continuations, divisional applications, or supplementary protection certificates (SPCs) can prolong patent rights.

Q5: How critical is experimental data in securing patent claims?
It is crucial, especially for demonstrating inventive step and supporting therapeutic efficacy.


References

[1] USPTO. (2021). U.S. Patent No. 10,995,346.
[2] European Patent Office. Patent family data.
[3] Japan Patent Office. Patent application status.
[4] China Patent Office. Patent application data.

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Details for Patent 10,995,346

Applicant Tradename Biologic Ingredient Dosage Form BLA Approval Date Patent No. Expiredate
Bluebird Bio Inc. SKYSONA elivaldogene autotemcel Injection 125755 September 16, 2022 10,995,346 2037-07-14
>Applicant >Tradename >Biologic Ingredient >Dosage Form >BLA >Approval Date >Patent No. >Expiredate

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