Where does Alexion Pharmaceuticals, Inc. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Alexion Pharmaceuticals, Inc. ranks #2,652 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 Alexion Pharmaceuticals, Inc. hold?

Alexion Pharmaceuticals, Inc. holds 146 US utility patents granted between 2015 and 2025, spanning 19 technology areas.

What is Alexion Pharmaceuticals, Inc.'s Innovation Score?

Alexion Pharmaceuticals, Inc. has an Innovation Score of 51.1 out of 100 (top 12% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Alexion Pharmaceuticals, Inc. focus on?

Alexion Pharmaceuticals, Inc.'s top technology area is A61K (Preparations FOR Medical, Dental OR Toiletry Purposes) with 113 patents, ranking #164 of 7,163 assignees active in that subclass. Grants appear in 19 CPC subclasses total.

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

Alexion Pharmaceuticals, Inc.'s recent grant velocity is +19% compared to the prior five-year period (grant years, not application filing dates). The company is maintaining or growing its granted-patent output.

What does claim depth mean for Alexion Pharmaceuticals, Inc.'s patents?

Alexion Pharmaceuticals, Inc.'s patents average 17.4 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 Alexion Pharmaceuticals, 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

Alexion Pharmaceuticals, Inc.

USPTO PatentsView assignee record - 146 granted patents across 19 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

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The verdict

According to USPTO PatentsView, Alexion ranks #2,652 of 49,997 tracked US assignees by granted-patent volume, with 146 patents across 19 technology areas.

#2,652
of 49,997 US assignees by volume: Top 12%
by Innovation Score (51.1/100): 17.4
avg claims per patent: +19%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R2652 · US Corporation #2,652 · 146 grants

GRANTS-MID · TOP-DECILE · PHOTO-FINISH · CPC-FOCUS · INNOV-PAR · CLAIMS-RICH · TYPE-USCORP · VEL-UP · BOOK-FULL

GRANTS-MID 146 grants
TOP-DECILE #2,652/49,997
PHOTO-FINISH Akzo Nobel Chemicals…
CPC-FOCUS A61K · 19 areas
INNOV-PAR 51.1/100
CLAIMS-RICH 17.4 claims/avg
TYPE-USCORP US Corporation
VEL-UP +19% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Akzo Nobel Chemicals International B.V (±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 Alexion’s 51.1 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 17.2 pts (34%) Velocity 8.1 pts (16%) Breadth 15.4 pts (30%) Claim depth 10.4 pts (20%)

Qualcomm Incorporated · highest

85
Alexion Pharmaceutic… · this assignee

51
Element Six · near

51
Institute OF… · near

51
Lepton Computing · near

51
Vulcan Industrial… · near

51
3D Lighting… · lowest

7

What this shows Alexion's Innovation Score is 51.1/100 (top 12% 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 Alexion?

Each dot is one of Alexion’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). Alexion’s own 17.4 claims/patent is ABOVE the 9.6 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Alexion's grants concentrate

Alexion Pharmaceuticals, Inc. is a focused PatentsView assignee: 19 CPC subclasses with 77.4% of grants classified under A61K (Preparations FOR Medical, Dental OR Toiletry Purposes). Peak complete grant year is 2022 (20 grants) versus a trough of 10 in 2018. By volume, Alexion sits between Unison Industries, LLC and Herman Miller, Inc..

Alexion's three-year grant acceleration

From 2019–2021 to 2022–2024, Alexion Pharmaceuticals, Inc. moved from 38 to 46 grants (1.21x the prior three-year total, a multiple, not a CAGR). Among 3,296 tracked assignees with ≥100 grants and ≥20 prior-period grants, that multiple ranks #768. See the growth leaderboard.

Unison Industries

147
Apollo Intelligen…

146
Assa Abloy Americ…

146
Akzo Nobel Chemic…

146
Brita

146
Dorco

146
FMC

146
Herman Miller

146
Alexion Pharmaceu… ◀

146

What this shows Alexion holds 146 patents at rank #2,654, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Alexion

By rank, the assignees closest to #2,654 in granted patent volume.

Leaders in A61K (Preparations FOR Medical)

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Alexion, neither rank-band nor same-CPC leaders (those blocks stay above). In A61K (Preparations FOR Medical), Alexion ranks #164 of 7,163 assignees by patent count in that subclass.

Similar innovation score

Nearest assignees by Innovation Score (51 here).

Element Six Technologies Limited 51 Institute OF Process Engineering, Chinese Academy OF Sciences 51 Lepton Computing LLC 51 Vulcan Industrial Holdings, LLC 51

Similar claim depth

Nearest assignees by average claims per patent (17.4 here).

Shanghai Bilibili Technology Co., Ltd. 17.4 avg Teleflex Life Sciences LLC 17.4 avg Walbro LLC 17.4 avg Sicpa Holding SA 17.4 avg

Alexion's Innovation Score vs. every tracked assignee

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

51 Top 12% higher than 88% 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

Alexion Pharmaceuticals, Inc. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	13	8.9%
2016	17	11.6%
2017	12	8.2%
2018	10	6.8%
2019	10	6.8%
2020	12	8.2%
2021	16	11.0%
2022	20	13.7%
2023	12	8.2%
2024	14	9.6%
2025partial year	10	6.8%

Which technologies does Alexion Pharmaceuticals, Inc. patent most?

A61K - Preparations FOR Medical, Dental OR Toiletry Purposes 113

A61P - Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations 111

C07K - Peptides 106

C12N - Microorganisms OR ENZYMES; Compositions THEREOF; Propagating, Preserving, OR Maintaining MICROORGANISMS; Mutation OR Genetic ENGINEERING; Culture Media 40

C12Y - Enzymes 39

G01N - Investigating OR Analysing Materials BY Determining Their Chemical OR Physical Properties 23

C12P - Fermentation OR Enzyme-using Processes TO Synthesise A Desired Chemical Compound OR Composition OR TO Separate Optical Isomers From A Racemic Mixture 8

Y02A - Technologies FOR Adaptation TO Climate Change 8

C12Q - Measuring OR Testing Processes Involving Enzymes, Nucleic Acids OR Microorganisms ; Compositions OR Test Papers THEREFOR; Processes OF Preparing Such COMPOSITIONS; Condition-responsive Control IN Microbiological OR Enzymological Processes 5

A01K - Animal HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; Rearing OR Breeding Animals, NOT Otherwise Provided FOR; NEW Breeds OF Animals 5

C07D - Heterocyclic Compounds 5

C07B - General Methods OF Organic CHEMISTRY; Apparatus Therefor 3

B01D - Separation 3

C07C - Acyclic OR Carbocyclic Compounds 2

A61B - DIAGNOSIS; SURGERY; Identification 2

Top 15 of 19 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

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

Alexion Pharmaceuticals, Inc.'s lead technology class is A61K (Preparations FOR Medical, Dental OR Toiletry Purposes), 77.4% of its portfolio - see every assignee active in that class. Explore A61K
Ranked #2,652 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Alexion Pharmaceuticals, Inc. against Unison Industries, LLC, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 51.1/100 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.