Where does Xiros Limited rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Xiros Limited ranks #15,062 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 Xiros Limited hold?

Xiros Limited holds 20 US utility patents granted between 2015 and 2025, spanning 15 technology areas.

What is Xiros Limited's Innovation Score?

Xiros Limited has an Innovation Score of 44.5 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 Xiros Limited focus on?

Xiros Limited's top technology area is A61B (DIAGNOSIS; SURGERY; Identification) with 14 patents, ranking #1,252 of 7,127 assignees active in that subclass. Grants appear in 15 CPC subclasses total.

Is Xiros Limited's patent grant rate increasing or decreasing?

Xiros Limited's recent grant velocity is -27% 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 Xiros Limited's patents?

Xiros Limited's patents average 31.1 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 Xiros Limited 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

Xiros Limited

USPTO PatentsView assignee record - 20 granted patents across 15 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: A61B (DIAGNOSIS; SURGERY; Identification).

Compiled by PlainPatent · May 15, 2026

RSS updates for this company

Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Xiros ranks #15,062 of 49,997 tracked US assignees by granted-patent volume, with 20 patents across 15 technology areas.

#15,062
of 49,997 US assignees by volume: Top 25%
by Innovation Score (44.5/100): 31.1
avg claims per patent: -27%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R15062 · Foreign Corporation #15,062 · 20 grants

GRANTS-SMALL · MID-PACK · PHOTO-FINISH · CPC-FOCUS · INNOV-PAR · CLAIMS-DENSE · TYPE-FRNCORP · VEL-DOWN · BOOK-FULL

GRANTS-SMALL 20 grants
MID-PACK #15,062/49,997
PHOTO-FINISH Willow Laboratories
CPC-FOCUS A61B · 15 areas
INNOV-PAR 44.5/100
CLAIMS-DENSE 31.1 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DOWN -27% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Willow Laboratories, 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 Xiros’s 44.5 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 10.5 pts (24%) Velocity 5.3 pts (12%) Breadth 13.7 pts (31%) Claim depth 15.0 pts (34%)

Qualcomm Incorporated · highest

85
Xiros · this assignee

45
3D Lighting… · lowest

7

What this shows Xiros's Innovation Score is 44.5/100 (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 Xiros?

Each dot is one of Xiros’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). Xiros’s own 31.1 claims/patent is ABOVE the 14.6 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Xiros's grants concentrate

Xiros Limited is a focused PatentsView assignee: 15 CPC subclasses with 70% of grants classified under A61B (DIAGNOSIS; SURGERY; Identification). Peak complete grant year is 2018 (4 grants) versus a trough of 1 in 2019. By volume, Xiros sits between Willow Laboratories, Inc. and YP LLC.

Xiros's three-year grant acceleration

Xiros Limited shows 4 grants in 2022–2024 against only 5 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.

Willow Laboratori…

20
Xenoport

20
Xi'an Novastar Te…

20
Xjet

20
Xtone

20
Xylem Water Solut…

20
Yamaha Motor Powe…

20
YP

20
Xiros ◀

20

What this shows Xiros holds 20 patents at rank #15,056, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Xiros

By rank, the assignees closest to #15,056 in granted patent volume.

Leaders in A61B (Diagnosis)

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

Xiros'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

Xiros Limited patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	2	10.0%
2016	2	10.0%
2017	2	10.0%
2018	4	20.0%
2019	1	5.0%
2020	3	15.0%
2021	1	5.0%
2022	2	10.0%
2023	2	10.0%
2025partial year	1	5.0%

Which technologies does Xiros Limited patent most?

A61B - DIAGNOSIS; SURGERY; Identification 14

A61F - Filters Implantable Into Blood VESSELS; PROSTHESES; Devices Providing Patency TO, OR Preventing Collapsing OF, Tubular Structures OF THE Body, e.g. STENTS; Orthopaedic, Nursing OR Contraceptive DEVICES; FOMENTATION; Treatment OR Protection OF Eyes OR EARS; Bandages, Dressings OR Absorbent PADS; Firs 14

Y10T - Technical Subjects Covered BY Former US Classification 8

B33Y - Additive Manufacturing, i.e. Manufacturing OF Three-dimensional [3-D] Objects BY Additive Deposition, Additive Agglomeration OR Additive Layering, e.g. BY 3-D Printing, Stereolithography OR Selective Laser Sintering 8

A61L - Methods OR Apparatus FOR Sterilising Materials OR Objects IN GENERAL; Disinfection, Sterilisation OR Deodorisation OF AIR; Chemical Aspects OF Bandages, Dressings, Absorbent Pads OR Surgical ARTICLES; Materials FOR Bandages, Dressings, Absorbent Pads OR Surgical Articles 4

C12N - Microorganisms OR ENZYMES; Compositions THEREOF; Propagating, Preserving, OR Maintaining MICROORGANISMS; Mutation OR Genetic ENGINEERING; Culture Media 2

C12M - Apparatus FOR Enzymology OR MICROBIOLOGY; Apparatus FOR Culturing Microorganisms FOR Producing Biomass, FOR Growing Cells OR FOR Obtaining Fermentation OR Metabolic Products, i.e. Bioreactors OR Fermenters 2

A61K - Preparations FOR Medical, Dental OR Toiletry Purposes 2

A61M - Devices FOR Introducing Media Into, OR Onto, THE Body ; Devices FOR Transducing Body Media OR FOR Taking Media From THE Body ; Devices FOR Producing OR Ending Sleep OR Stupor 1

B29L - Indexing Scheme Associated With Subclass B29c, Relating TO Particular Articles 1

B29C - Shaping OR Joining OF PLASTICS; Shaping OF Material IN A Plastic State, NOT Otherwise Provided FOR; After-treatment OF THE Shaped Products, e.g. Repairing 1

D01F - Chemical Features IN THE Manufacture OF Artificial Filaments, Threads, Fibres, Bristles OR RIBBONS; Apparatus Specially Adapted FOR THE Manufacture OF Carbon Filaments 1

B29K - Indexing Scheme Associated With Subclasses B29b, B29c OR B29d, Relating TO Moulding Materials OR TO Materials FOR ; Moulds, ; Reinforcements, Fillers OR Preformed Parts, e.g. Inserts 1

A01N - Preservation OF Bodies OF Humans OR Animals OR Plants OR Parts Thereof ; Biocides, e.g. AS Disinfectants, AS Pesticides OR AS Herbicides ; Pest Repellants OR ATTRACTANTS; Plant Growth Regulators 1

D01D - Mechanical Methods OR Apparatus IN THE Manufacture OF Artificial Filaments, Threads, Fibres, Bristles OR Ribbons 1

Top 15 of 15 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

Xiros Limited's patent record in context - here's where to go next.

Xiros Limited's lead technology class is A61B (DIAGNOSIS; SURGERY; Identification), 70% of its portfolio - see every assignee active in that class. Explore A61B
Ranked #15,062 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Xiros Limited against Willow Laboratories, Inc., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 44.5/100 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.