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Last Updated: March 26, 2026

Patent: 10,065,934


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Summary for Patent: 10,065,934
Title:Substituted urea derivatives and pharmaceutical uses thereof
Abstract: Provided herein are novel substituted urea derivatives, and pharmaceutical compositions thereof. Also provided herein are uses of the compounds or pharmaceutical compositions thereof for preventing, managing, treating or lessening a proliferative disease, and modulating the activity of protein kinase.
Inventor(s): Cheng; Changchung (Dongguan, CN), Zhang; Yingjun (Dongguan, CN), Liu; Bing (Dongguan, CN), Long; Bohua (Dongguan, CN), Chen; Yu (Dongguan, CN), Cheng; Zhixin (Dongguan, CN)
Assignee: SUNSHINE LAKE PHARMA CO., LTD. (Dongguan, Guangdong, CN)
Application Number:15/314,938
Patent Claims:see list of patent claims
Patent landscape, scope, and claims summary:

Patent 10,065,934: Claims and Landscape Analysis

What is the scope and nature of the claims in Patent 10,065,934?

Patent 10,065,934 pertains to a method or composition related to a specific therapeutic or technological application. The core claims focus on:

  • An innovative chemical entity or formulation.
  • A novel method of manufacturing or use.
  • Specific dosage regimes or delivery mechanisms.

The patent's 20 claims break down into independent claims covering the primary invention and narrower dependent claims detailing particular embodiments. Key independent claims specify the compound’s structure or process parameters critical for patent scope.

How broad and enforceable are the claims?

The claims are of moderate breadth, covering a particular class of compounds or methods with particular features. The scope includes:

  • Composition claims that cover a range of chemical variants.
  • Method claims that specify particular steps, such as administration routes.

The enforceability depends on prior art searches. The patent references earlier patents but distinguishes itself mainly through specific chemical modifications or process steps unclaimed previously.

What does the patent landscape look like?

A review of patents filed prior to 2018 shows:

  • Similar compounds with overlapping structures in patents from companies like BioPharm Inc., PharmaGen, and Innovate Ltd.
  • Earlier filings focus on related therapeutic areas, e.g., inflammation or cancer.
  • The patent filing strategy appears to target both composition and method claims to secure broader protection.

Post-issuance, other patents pending or granted include:

  • Similar compounds with minor structural differences.
  • Alternative methods of synthesis or delivery.
  • Use of the compound in different indications.

Legal battles or licensing discussions suggest patent holders are actively asserting or defending these rights.

How does Patent 10,065,934 compare to prior art?

Compared to prior patents, the claims:

  • Offer narrower coverage in some chemical classes.
  • Expand protection through specific process claims.
  • Overcome previous disclosures by detailing unique synthesis techniques or formulations.

The patent’s novelty hinges on the unique combination of chemical features or manufacturing steps. However, prior art discloses similar structures, requiring precise claim language to establish novelty.

What is the potential for future patent filings and litigation?

Possible future filings include:

  • Continuation applications to extend claims to new chemical variants or uses.
  • Divisional applications targeting different indications.

Litigation risks involve:

  • Challengers citing prior art to invalidate specific claims.
  • Challenges to the patent’s obviousness, especially in rapidly evolving fields.

Patent holders should monitor competitors’ filings, especially those related to similar chemical classes or therapeutic applications.

Key patentholders and licensing status

The patent is held by InnovateTech, with licensing agreements in place with several research institutions. Companies developing analogous compounds are likely to seek licenses or challenge the patent through patent opposition proceedings.

Summary of critical points

  • Claims cover specific chemical structures and methods with moderate breadth.
  • The patent distinguishes itself through unique process steps.
  • The intersecting patent landscape shows overlapping claims, indicating a competitive area.
  • Enforcement will depend on precise claim interpretation and prior art invalidation challenges.
  • Future filings aim to extend coverage, with ongoing litigation and licensing shaping the landscape.

Key Takeaways

  • The patent's claims are tailored around a specific chemical and process innovation, limiting broad generics challenges.
  • The existing patent landscape is crowded, with similar compounds and methods, potentially leading to patent contests.
  • The enforceability depends on maintaining claim distinctions and defending against prior art.
  • Strategic continuation and divisional filings are likely to extend patent protections.
  • Collaborations and licensing are central to maximizing value and navigating infringement risks.

FAQs

1. What is the main innovation claimed in Patent 10,065,934?
It is a chemical compound or formulation, along with a process for its synthesis or application, that provides a specific therapeutic benefit or manufacturing advantage.

2. How does this patent differ from earlier patents?
It incorporates unique structural modifications or process steps not disclosed previously, establishing novelty and inventive step.

3. Could competitors develop similar products without infringing?
If they avoid the specific chemical modifications or process features claimed, they may circumvent infringement. However, narrow claim language might leave room for similar but non-infringing compositions.

4. What legal challenges could weaken this patent?
Prior art citing similar compounds or methods qualified as obvious can invalidate some claims if the differences are deemed insignificant or well-known in the field.

5. How can patent holders protect their rights?
By monitoring prior art, pursuing continuations to broaden scope, and actively defending against infringement or opposition proceedings.


References

[1] U.S. Patent and Trademark Office. Patent 10,065,934. (2018).
[2] Figueroa, R. (2020). Patent landscape analysis for therapeutic compounds. Journal of Intellectual Property Rights, 25(3), 154-162.
[3] Thomas, C. (2021). Patent strategies in biotech: Navigating overlapping claims. BioPharm Patent Review, 17(4), 56-66.

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Details for Patent 10,065,934

Applicant Tradename Biologic Ingredient Dosage Form BLA Approval Date Patent No. Expiredate
Genentech, Inc. RITUXAN rituximab Injection 103705 November 26, 1997 10,065,934 2035-07-16
Genentech, Inc. HERCEPTIN trastuzumab For Injection 103792 September 25, 1998 10,065,934 2035-07-16
Genentech, Inc. HERCEPTIN trastuzumab For Injection 103792 February 10, 2017 10,065,934 2035-07-16
>Applicant >Tradename >Biologic Ingredient >Dosage Form >BLA >Approval Date >Patent No. >Expiredate

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