Where does Celanese International Corporation rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Celanese International Corporation ranks #1,829 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 Celanese International Corporation hold?

Celanese International Corporation holds 221 US utility patents granted between 2015 and 2025, spanning 48 technology areas.

What is Celanese International Corporation's Innovation Score?

Celanese International Corporation has an Innovation Score of 62.2 out of 100 (top 2% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Celanese International Corporation focus on?

Celanese International Corporation's top technology area is C07C (Acyclic OR Carbocyclic Compounds) with 155 patents. Grants appear in 48 CPC subclasses total.

Is Celanese International Corporation's patent grant rate increasing or decreasing?

Celanese International Corporation's recent grant velocity is -63% 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 Celanese International Corporation's patents?

Celanese International Corporation's patents average 19.9 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 Celanese International Corporation 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

Celanese International Corporation

USPTO PatentsView assignee record - 221 granted patents across 48 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: C07C (Acyclic OR Carbocyclic Compounds).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Celanese ranks #1,829 of 49,997 tracked US assignees by granted-patent volume, with 221 patents across 48 technology areas.

#1,829
of 49,997 US assignees by volume: Top 2%
by Innovation Score (62.2/100): 19.9
avg claims per patent: -63%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R1829 · US Corporation #1,829 · 221 grants

GRANTS-MID · TOP-DECILE · PHOTO-FINISH · CPC-WIDE · INNOV-STRONG · CLAIMS-RICH · TYPE-USCORP · VEL-DROP · BOOK-FULL

GRANTS-MID 221 grants
TOP-DECILE #1,829/49,997
PHOTO-FINISH Angel
CPC-WIDE C07C · 48 areas
INNOV-STRONG 62.2/100
CLAIMS-RICH 19.9 claims/avg
TYPE-USCORP US Corporation
VEL-DROP -63% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Angel Co., Ltd. (±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.

Qualcomm Incorporated · highest

85
Silicon Works · near

62
Celanese International · this assignee

62
Fedex Corporate… · near

62
Malikie Innovations · near

62
Lextar · near

62
3D Lighting… · lowest

7

What this shows Celanese's Innovation Score is 62.2/100 (top 2% 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.

Where Celanese's grants concentrate

Celanese International Corporation is a focused PatentsView assignee: 48 CPC subclasses with 70.1% of grants classified under C07C (Acyclic OR Carbocyclic Compounds). Peak complete grant year is 2015 (77 grants) versus a trough of 7 in 2022. By volume, Celanese sits between OneSubsea IP UK Limited and UiPath, Inc..

Celanese's three-year grant acceleration

From 2019–2021 to 2022–2024, Celanese International Corporation moved from 32 to 34 grants (1.06x 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 #1,029. See the growth leaderboard.

Onesubsea IP UK

222
Wing Aviation

222
Angel

221
Brose Fahrzeugtei…

221
Cohesity

221
Royal Bank of Can…

221
Universite Claude…

221
Uipath

221
Celanese Internat… ◀

221

What this shows Celanese holds 221 patents at rank #1,829, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Celanese

By rank, the assignees closest to #1,829 in granted patent volume.

Leaders in C07C (Acyclic OR Carbocyclic Compounds)

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Celanese, neither rank-band nor same-CPC leaders (those blocks stay above).

Similar innovation score

Nearest assignees by Innovation Score (62 here).

Fedex Corporate Services Inc. 62 Malikie Innovations Limited 62 Lextar Electronics Corporation 62 Silicon Works Co., Ltd. 62

Similar claim depth

Nearest assignees by average claims per patent (19.9 here).

Auckland Uniservices Limited 19.9 avg DigiLens Inc. 19.9 avg Tsmc Nanjing Company, Limited 19.9 avg Tahoe Research, Ltd. 19.9 avg

Celanese's Innovation Score vs. every tracked assignee

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

62 Top 2% higher than 98% 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

Celanese International Corporation patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	77	34.8%
2016	39	17.6%
2017	20	9.0%
2018	14	6.3%
2019	8	3.6%
2020	14	6.3%
2021	10	4.5%
2022	7	3.2%
2023	13	5.9%
2024	14	6.3%
2025partial year	5	2.3%

Which technologies does Celanese International Corporation patent most?

C07C - Acyclic OR Carbocyclic Compounds 155

B01J - Chemical OR Physical Processes, e.g. Catalysis OR Colloid CHEMISTRY; Their Relevant Apparatus 56

Y02P - Climate Change Mitigation Technologies IN THE Production OR Processing OF Goods 35

B01D - Separation 34

C08L - Compositions OF Macromolecular Compounds 32

A23L - Foods, Foodstuffs OR Non-alcoholic Beverages, NOT Otherwise Provided FOR; Preparation OR Treatment Thereof 23

C07D - Heterocyclic Compounds 23

A23V - Indexing Scheme Relating TO Foods, Foodstuffs OR Non-alcoholic Beverages AND Lactic OR Propionic Acid Bacteria Used IN Foodstuffs OR Food Preparation 23

C08F - Macromolecular Compounds Obtained BY Reactions Only Involving Carbon-to-carbon Unsaturated Bonds 16

C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients 14

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 11

C08J - WORKING-UP; General Processes OF COMPOUNDING; After-treatment NOT Covered BY Subclasses C08b, C08c, C08f, C08g or C08h 11

C09D - Coating Compositions, e.g. Paints, Varnishes OR LACQUERS; Filling PASTES; Chemical Paint OR INK REMOVERS; INKS; Correcting FLUIDS; WOODSTAINS; Pastes OR Solids FOR Colouring OR PRINTING; USE OF Materials Therefor 10

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 8

C08G - Macromolecular Compounds Obtained Otherwise Than BY Reactions Only Involving Unsaturated Carbon-to-carbon Bonds 7

Top 15 of 48 technology areas

Where it ranks

Overall rank by patents

#1,829

of 49,997 tracked assignees

Innovation Score

62.2 out of 100

View all rankings →

Data Source

USPTO PatentsView, US granted patents 2015–2025

How is Innovation Score calculated?

What to do with this data

Celanese International Corporation's patent record in context - here's where to go next.

Celanese International Corporation's lead technology class is C07C (Acyclic OR Carbocyclic Compounds), 70.1% of its portfolio - see every assignee active in that class. Explore C07C
Ranked #1,829 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Celanese International Corporation against OneSubsea IP UK Limited, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 62.2/100 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.