Where does Ardelyx, Inc. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Ardelyx, Inc. ranks #9,186 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 Ardelyx, Inc. hold?

Ardelyx, Inc. holds 34 US utility patents granted between 2015 and 2025, spanning 14 technology areas.

What is Ardelyx, Inc.'s Innovation Score?

Ardelyx, Inc. has an Innovation Score of 44.7 out of 100 (top 25% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Ardelyx, Inc. focus on?

Ardelyx, Inc.'s top technology area is A61K (Preparations FOR Medical, Dental OR Toiletry Purposes) with 28 patents, ranking #814 of 7,163 assignees active in that subclass. Grants appear in 14 CPC subclasses total.

Is Ardelyx, Inc.'s patent grant rate increasing or decreasing?

Ardelyx, Inc.'s recent grant velocity is -12% 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 Ardelyx, Inc.'s patents?

Ardelyx, Inc.'s patents average 22.0 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 Ardelyx, Inc. 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 US Corporation

Ardelyx, Inc.

USPTO PatentsView assignee record - 34 granted patents across 14 technology areas, recorded in grant years 2015–2025. 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: A61K (Preparations FOR Medical, Dental OR Toiletry Purposes).

Compiled by PlainPatent · May 15, 2026

RSS updates for this company

Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Ardelyx ranks #9,186 of 49,997 tracked US assignees by granted-patent volume, with 34 patents across 14 technology areas.

#9,186
of 49,997 US assignees by volume: Top 25%
by Innovation Score (44.7/100): 22.0
avg claims per patent: -12%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R9186 · US Corporation #9,186 · 34 grants

GRANTS-SMALL · UPPER-Q · PHOTO-FINISH · CPC-FOCUS · INNOV-PAR · CLAIMS-DENSE · TYPE-USCORP · VEL-DOWN · BOOK-FULL

GRANTS-SMALL 34 grants
UPPER-Q #9,186/49,997
PHOTO-FINISH AMO WaveFront Sciences
CPC-FOCUS A61K · 14 areas
INNOV-PAR 44.7/100
CLAIMS-DENSE 22.0 claims/avg
TYPE-USCORP US Corporation
VEL-DOWN -12% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: AMO WaveFront Sciences, LLC (±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 Ardelyx’s 44.7 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 12.3 pts (28%) Velocity 6.0 pts (13%) Breadth 13.2 pts (30%) Claim depth 13.2 pts (30%)

Qualcomm Incorporated · highest

85
Osaka Prefecture… · near

45
Ardelyx · this assignee

45
Ecole Normale… · near

45
International… · near

45
Nova Measuring… · near

45
3D Lighting… · lowest

7

What this shows Ardelyx's Innovation Score is 44.7/100 (top 25% 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 Ardelyx?

Each dot is one of Ardelyx’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). Ardelyx’s own 22.0 claims/patent is ABOVE the 17.3 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Ardelyx's grants concentrate

Ardelyx, Inc. is a focused PatentsView assignee: 14 CPC subclasses with 82.4% of grants classified under A61K (Preparations FOR Medical, Dental OR Toiletry Purposes). Peak complete grant year is 2016 (6 grants) versus a trough of 2 in 2015. By volume, Ardelyx sits between AMO WaveFront Sciences, LLC and ATS Automation Tooling Systems Inc..

Ardelyx's three-year grant acceleration

Ardelyx, Inc. shows 9 grants in 2022–2024 against only 10 in 2019–2021. That prior window is too thin for a growth multiple (rename and spin-out assignees look artificially high when the baseline is near zero), so PlainPatent withholds a ranked acceleration claim here.

AMO Wavefront Sci…

34
Anhui University…

34
Aqua Products

34
Arconic

34
ASM America

34
Aspeed Technology

34
Atom Medical

34
ATS Automation To…

34
Ardelyx ◀

34

What this shows Ardelyx holds 34 patents at rank #9,182, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Ardelyx

By rank, the assignees closest to #9,182 in granted patent volume.

Leaders in A61K (Preparations FOR Medical)

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Ardelyx, neither rank-band nor same-CPC leaders (those blocks stay above). In A61K (Preparations FOR Medical), Ardelyx ranks #814 of 7,163 assignees by patent count in that subclass.

Similar innovation score

Nearest assignees by Innovation Score (45 here).

Ecole Normale Superieure 45 Nova Measuring Instruments Inc. 45 International Consolidated Airlines Group, S.A. 45 Osaka Prefecture University Public Corporation 45

Ardelyx's Innovation Score vs. every tracked assignee

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

45 Top 25% higher than 75% 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 · 2015–2025

Grants by year

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

View data table

Ardelyx, Inc. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	2	5.9%
2016	6	17.6%
2017	3	8.8%
2018	2	5.9%
2019	4	11.8%
2020	2	5.9%
2021	4	11.8%
2022	2	5.9%
2023	4	11.8%
2024	3	8.8%
2025partial year	2	5.9%

Which technologies does Ardelyx, Inc. patent most?

A61K - Preparations FOR Medical, Dental OR Toiletry Purposes 28

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

C07D - Heterocyclic Compounds 22

C07F - Acyclic, Carbocyclic OR Heterocyclic Compounds Containing Elements Other Than Carbon, Hydrogen, Halogen, Oxygen, Nitrogen, Sulfur, Selenium OR Tellurium 8

Y02A - Technologies FOR Adaptation TO Climate Change 7

C08F - Macromolecular Compounds Obtained BY Reactions Only Involving Carbon-to-carbon Unsaturated Bonds 6

B01J - Chemical OR Physical Processes, e.g. Catalysis OR Colloid CHEMISTRY; Their Relevant Apparatus 6

C07C - Acyclic OR Carbocyclic Compounds 6

C07H - SUGARS; Derivatives THEREOF; NUCLEOSIDES; NUCLEOTIDES; Nucleic Acids 3

C07B - General Methods OF Organic CHEMISTRY; Apparatus Therefor 3

C07J - Steroids 2

G01N - Investigating OR Analysing Materials BY Determining Their Chemical OR Physical Properties 1

G02B - Optical Elements, Systems OR Apparatus 1

G02F - Optical Devices OR Arrangements FOR THE Control OF Light BY Modification OF THE Optical Properties OF THE Media OF THE Elements Involved THEREIN; Non-linear OPTICS; Frequency-changing OF LIGHT; Optical Logic ELEMENTS; Optical ANALOGUE/DIGITAL Converters 1

Top 14 of 14 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

Ardelyx, Inc.'s patent record in context - here's where to go next.

Ardelyx, Inc.'s lead technology class is A61K (Preparations FOR Medical, Dental OR Toiletry Purposes), 82.4% of its portfolio - see every assignee active in that class. Explore A61K
Ranked #9,186 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Ardelyx, Inc. against AMO WaveFront Sciences, LLC, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 44.7/100 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.