Where does Xuanzhu Pharma Co., Ltd. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Xuanzhu Pharma Co., Ltd. ranks #11,877 of 49,997 assignees by granted-patent volume, the same sort as the companies listing and top-holders ranking. See /methodology/#corpus-placement.

How many patents does Xuanzhu Pharma Co., Ltd. hold?

Xuanzhu Pharma Co., Ltd. holds 26 US utility patents granted between 2015 and 2021, spanning 7 technology areas.

What is Xuanzhu Pharma Co., Ltd.'s Innovation Score?

Xuanzhu Pharma Co., Ltd. has an Innovation Score of 29.4 out of 100 (31st percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Xuanzhu Pharma Co., Ltd. focus on?

Xuanzhu Pharma Co., Ltd.'s top technology area is C07D (Heterocyclic Compounds) with 24 patents, ranking #357 of 3,165 assignees active in that subclass. Grants appear in 7 CPC subclasses total.

Is Xuanzhu Pharma Co., Ltd.'s patent grant rate increasing or decreasing?

Xuanzhu Pharma Co., Ltd.'s recent grant velocity is -82% compared to the prior five-year period (grant years, not application filing dates). Grant activity has slowed relative to earlier years.

What does claim depth mean for Xuanzhu Pharma Co., Ltd.'s patents?

Xuanzhu Pharma Co., Ltd.'s patents average 14.5 claims each. This is an aggregate descriptive count from the grant record; it does not establish claim scope, legal strength, enforceability, or design-around risk.

How is the Xuanzhu Pharma Co., Ltd. patent data sourced?

All patent data comes from USPTO PatentsView, a public research dataset maintained by the United States Patent and Trademark Office covering US granted utility patents from 2015 to 2025.

USPTO 2015–2025 USPTO PatentsView Foreign Corporation

Xuanzhu Pharma Co., Ltd.

USPTO PatentsView assignee record - 26 granted patents across 7 technology areas, recorded in grant years 2015–2021. Grant-trend analysis is cross-referenced to USPTO Patent Public Search; it does not measure application filings, current R&D, or legal strength. Primary class: C07D (Heterocyclic Compounds).

Compiled by PlainPatent · May 15, 2026

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Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Xuanzhu ranks #11,877 of 49,997 tracked US assignees by granted-patent volume, with 26 patents across 7 technology areas.

#11,877
of 49,997 US assignees by volume: 31st percentile
by Innovation Score (29.4/100): 14.5
avg claims per patent: -82%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R11877 · Foreign Corporation #11,877 · 26 grants

GRANTS-SMALL · UPPER-Q · PHOTO-FINISH · CPC-NARROW · INNOV-THIN · CLAIMS-RICH · TYPE-FRNCORP · VEL-DROP · BOOK-FULL

GRANTS-SMALL 26 grants
UPPER-Q #11,877/49,997
PHOTO-FINISH Xcom Labs
CPC-NARROW C07D · 7 areas
INNOV-THIN 29.4/100
CLAIMS-RICH 14.5 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DROP -82% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Xcom Labs, Inc. (±0 grants)

Instrument codes from this assignee’s USPTO PatentsView grant sheet: volume band, corpus rank, photo-finish peer, lead CPC, Innovation Score, claim depth, assignee type, velocity, and book completeness. Not a USPTO rating of patent strength.

How Xuanzhu’s 29.4 Innovation Score adds up

The same four weighted components behind every Innovation Score on PlainPatent: portfolio volume, grant velocity, technology breadth, and claim depth.

Volume 11.4 pts (39%) Velocity 0.0 pts (0%) Breadth 9.4 pts (32%) Claim depth 8.7 pts (29%)

Qualcomm Incorporated · highest

85
ChemPartner · near

29
Crosby Innovations · near

29
Gebr Heller… · near

29
Xuanzhu Pharma · this assignee

29
Beijing Niu… · near

29
3D Lighting… · lowest

7

What this shows Xuanzhu's Innovation Score is 29.4/100 (31st percentile of the PatentsView-derived corpus). The chart places that score against the nearest Innovation Score peers plus corpus poles, not a reprint of the volume ranking.

Does more volume mean deeper claims for Xuanzhu?

Each dot is one of Xuanzhu’s 8 nearest volume peers (same corpus rank neighbourhood as the chart above), placed by total granted patents (horizontal) against average claims per patent (vertical). Xuanzhu’s own 14.5 claims/patent is at or below the 17.0 median for these volume peers. Volume here does not track with deeper claims; several lower-volume peers claim more thoroughly per patent.

Xuanzhu vs its 8 nearest volume peers: granted patents vs average claims per patent. Source: USPTO PatentsView.

Where Xuanzhu's grants concentrate

Xuanzhu Pharma Co., Ltd. is a focused PatentsView assignee: 7 CPC subclasses with 92.3% of grants classified under C07D (Heterocyclic Compounds). Peak complete grant year is 2016 (8 grants) versus a trough of 2 in 2019. By volume, Xuanzhu sits between X'pole Precision Tools Inc. and Yaskawa America, Inc..

X'pole Precision…

26
Xcom Labs

26
XL Hybrids

26
Xrspace

26
Xwpharma

26
Xylo

26
Xuzhou Heavy Mach…

26
Yaskawa America

26
Xuanzhu Pharma ◀

26

What this shows Xuanzhu holds 26 patents at rank #11,877, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Xuanzhu

By rank, the assignees closest to #11,877 in granted patent volume.

Leaders in C07D (Heterocyclic Compounds)

Other assignees with the most granted patents in Xuanzhu's primary technology class.

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Xuanzhu, neither rank-band nor same-CPC leaders (those blocks stay above). In C07D (Heterocyclic Compounds), Xuanzhu ranks #357 of 3,165 assignees by patent count in that subclass.

Similar innovation score

Nearest assignees by Innovation Score (29 here).

ChemPartner Corporation 29 Gebr. Heller Maschinenfabrik GMBH 29 Crosby Innovations, LLC 29 Beijing Niu Information Technology Co., Ltd. 29

Xuanzhu's Innovation Score vs. every tracked assignee

Composite of portfolio volume, grant velocity, technology breadth, and claim depth (0–100)

29 31st percentile higher than 31% of 49,997 US assignees

Each bar is a band; taller bars hold more US assignees. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source USPTO PatentsView, PlainPatent Innovation Score · 2015–2025

USPTO utility patent grants by year · 2015–2021

Grants by year

Teal-shaded recent years (2020–present) versus the 2015–2019 baseline. Full figures in the table below.

View data table

Xuanzhu Pharma Co., Ltd. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	4	15.4%
2016	8	30.8%
2017	4	15.4%
2018	4	15.4%
2019	2	7.7%
2020	2	7.7%
2021	2	7.7%

Which technologies does Xuanzhu Pharma Co., Ltd. patent most?

C07D - Heterocyclic Compounds 24

A61K - Preparations FOR Medical, Dental OR Toiletry Purposes 22

A61P - Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations 22

C07C - Acyclic OR Carbocyclic Compounds 5

C07B - General Methods OF Organic CHEMISTRY; Apparatus Therefor 3

C07F - Acyclic, Carbocyclic OR Heterocyclic Compounds Containing Elements Other Than Carbon, Hydrogen, Halogen, Oxygen, Nitrogen, Sulfur, Selenium OR Tellurium 3

C07H - SUGARS; Derivatives THEREOF; NUCLEOSIDES; NUCLEOTIDES; Nucleic Acids 1

Top 7 of 7 technology areas

More on this record

Data Source

USPTO PatentsView, US granted patents 2015–2025

View all rankings → How is Innovation Score calculated?

What to do with this data

Xuanzhu Pharma Co., Ltd.'s patent record in context - here's where to go next.

Xuanzhu Pharma Co., Ltd.'s lead technology class is C07D (Heterocyclic Compounds), 92.3% of its portfolio - see every assignee active in that class. Explore C07D
Ranked #11,877 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Xuanzhu Pharma Co., Ltd. against X'pole Precision Tools Inc., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 29.4/100 blends volume, velocity, technology breadth, and claim depth. How it's calculated

Figures reflect USPTO PatentsView grant data through May 2026; pending applications not yet granted are not counted.

Data sourced from USPTO PatentsView - official U.S. government patent data. See our methodology for computation details. Retrieved and formatted by PlainPatent

Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the USPTO PatentsView database. Consult a qualified professional before making decisions based on this data.

Read our methodology - how this data is sourced, computed, and verified.

Data sources used on this page

USPTO PatentsView - the disambiguated bulk patent-grant, assignee, and CPC data this page's figures are derived from. patentsview.org
Cooperative Patent Classification (CPC) - the joint USPTO/EPO classification scheme used to group patents by technology area. cooperativepatentclassification.org
USPTO Patent Public Search - the official interface to verify the status of any individual patent. ppubs.uspto.gov

Compiled by PlainPatent, US Patent Intelligence Editorial Process · May 15, 2026

Every figure on PlainPatent is rendered directly from USPTO source data, no number is typed in by an editor. This page draws directly on USPTO source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of May 2026.