Where does Eastman Chemical Company rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Eastman Chemical Company ranks #903 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 Eastman Chemical Company hold?

Eastman Chemical Company holds 498 US utility patents granted between 2015 and 2025, spanning 140 technology areas.

What is Eastman Chemical Company's Innovation Score?

Eastman Chemical Company has an Innovation Score of 63.7 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 Eastman Chemical Company focus on?

Eastman Chemical Company's top technology area is C08L (Compositions OF Macromolecular Compounds) with 142 patents, ranking #28 of 2,352 assignees active in that subclass. Grants appear in 140 CPC subclasses total.

Is Eastman Chemical Company's patent grant rate increasing or decreasing?

Eastman Chemical Company's recent grant velocity is -19% 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 Eastman Chemical Company's patents?

Eastman Chemical Company's patents average 17.9 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 Eastman Chemical Company 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

Eastman Chemical Company

USPTO PatentsView assignee record - 498 granted patents across 140 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: C08L (Compositions OF Macromolecular Compounds).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Eastman ranks #903 of 49,997 tracked US assignees by granted-patent volume, with 498 patents across 140 technology areas.

#903
of 49,997 US assignees by volume: Top 2%
by Innovation Score (63.7/100): 17.9
avg claims per patent: -19%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R903 · US Corporation #903 · 498 grants

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

GRANTS-MID 498 grants
TOP-DECILE #903/49,997
PHOTO-FINISH Dalian University…
CPC-WIDE C08L · 140 areas
INNOV-STRONG 63.7/100
CLAIMS-RICH 17.9 claims/avg
TYPE-USCORP US Corporation
VEL-DOWN -19% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Dalian University of Technology (±1 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 Eastman’s 63.7 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 21.5 pts (34%) Velocity 6.5 pts (10%) Breadth 25.0 pts (39%) Claim depth 10.8 pts (17%)

Qualcomm Incorporated · highest

85
Eastman Chemical · this assignee

64
Posco · near

64
WHP Workflow Solutions · near

64
Hubbell Incorporated · near

64
Topgolf Callaway… · near

64
3D Lighting… · lowest

7

What this shows Eastman's Innovation Score is 63.7/100 (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.

Does more volume mean deeper claims for Eastman?

Each dot is one of Eastman’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). Eastman’s own 17.9 claims/patent is ABOVE the 7.9 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

How Eastman's grant cadence moved

Between 2020–2024, Eastman Chemical Company received 212 grants versus 261 in 2015–2019 (-19% equal-window velocity, below median growth). Across complete PatentsView years, output peaked in 2016 at 76 grants and bottomed in 2024 at 28. Lead class C08L accounts for 28.5% of the portfolio across 140 subclasses. Volume neighbours: United Parcel Service OF America, Inc. (#899) and Citizen Watch Co., Ltd. (#907).

Eastman's three-year grant acceleration

From 2019–2021 to 2022–2024, Eastman Chemical Company moved from 123 to 120 grants (0.98x 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 #1,246. See the growth leaderboard.

United Parcel Ser…

500
Dalian University…

499
NHK Spring

499
Omron Healthcare

499
Eastman Chemical ◀

498
University OF Mar…

497
Symbol

496
Wilus Institute O…

496
Citizen Watch

494

What this shows Eastman holds 498 patents at rank #903, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Eastman

By rank, the assignees closest to #903 in granted patent volume.

Leaders in C08L (Compositions OF Macromolecular Compounds)

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Eastman, neither rank-band nor same-CPC leaders (those blocks stay above). In C08L (Compositions OF Macromolecular Compounds), Eastman ranks #28 of 2,352 assignees by patent count in that subclass.

Similar innovation score

Nearest assignees by Innovation Score (64 here).

Posco Co., Ltd 64 WHP Workflow Solutions, Inc. 64 Hubbell Incorporated 64 Topgolf Callaway Brands Corp. 64

Similar claim depth

Nearest assignees by average claims per patent (17.9 here).

Silanna Asia Pte Ltd 17.9 avg The Medical College of Wisconsin, Inc. 17.9 avg Shanghai Hengrui Pharmaceutical Co., Ltd. 17.9 avg Edge 3 Technologies 17.9 avg

Eastman's Innovation Score vs. every tracked assignee

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

64 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

Eastman Chemical Company patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	64	12.9%
2016	76	15.3%
2017	47	9.4%
2018	43	8.6%
2019	31	6.2%
2020	54	10.8%
2021	38	7.6%
2022	62	12.4%
2023	30	6.0%
2024	28	5.6%
2025partial year	25	5.0%

Which technologies does Eastman Chemical Company patent most?

C08L - Compositions OF Macromolecular Compounds 142

C07C - Acyclic OR Carbocyclic Compounds 134

C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients 116

C08G - Macromolecular Compounds Obtained Otherwise Than BY Reactions Only Involving Unsaturated Carbon-to-carbon Bonds 89

C08J - WORKING-UP; General Processes OF COMPOUNDING; After-treatment NOT Covered BY Subclasses C08b, C08c, C08f, C08g or C08h 78

B01J - Chemical OR Physical Processes, e.g. Catalysis OR Colloid CHEMISTRY; Their Relevant Apparatus 65

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 64

C07D - Heterocyclic Compounds 63

Y02P - Climate Change Mitigation Technologies IN THE Production OR Processing OF Goods 53

B01D - Separation 46

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 43

D21H - Pulp COMPOSITIONS; Preparation Thereof NOT Covered BY Subclasses D21c OR D21D; Impregnating OR Coating OF PAPER; Treatment OF Finished Paper NOT Covered BY Class B31 OR Subclass D21G; Paper NOT Otherwise Provided FOR 41

B32B - Layered Products, i.e. Products Built-up OF Strata OF Flat OR Non-flat, e.g. Cellular OR Honeycomb, Form 40

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 37

C08B - POLYSACCHARIDES; Derivatives Thereof 35

Top 15 of 140 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

Eastman Chemical Company's patent record in context - here's where to go next.

Eastman Chemical Company's lead technology class is C08L (Compositions OF Macromolecular Compounds), 28.5% of its portfolio - see every assignee active in that class. Explore C08L
Ranked #903 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Eastman Chemical Company against United Parcel Service OF America, Inc., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 63.7/100 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.