Where does Nova Chemicals (International) S.A. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Nova Chemicals (International) S.A. ranks #1,483 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 Nova Chemicals (International) S.A. hold?

Nova Chemicals (International) S.A. holds 280 US utility patents granted between 2015 and 2025, spanning 59 technology areas.

What is Nova Chemicals (International) S.A.'s Innovation Score?

Nova Chemicals (International) S.A. has an Innovation Score of 61.0 out of 100 (top 3% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Nova Chemicals (International) S.A.'s patent grant rate increasing or decreasing?

Nova Chemicals (International) S.A.'s recent grant velocity is -5% 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 Nova Chemicals (International) S.A.'s patents?

Nova Chemicals (International) S.A.'s patents average 20.3 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 Nova Chemicals (International) S.A. 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

Nova Chemicals (International) S.A.

Q: What technology areas does Nova Chemicals (International) S.A. focus on?

Nova Chemicals (International) S.A.'s top technology area is C08F (Macromolecular Compounds Obtained BY Reactions Only Involving Carbon-to-carbon Unsaturated Bonds) with 156 patents, ranking #18 of 1,231 assignees active in that subclass. Grants appear in 59 CPC subclasses total.

USPTO PatentsView assignee record - 280 granted patents across 59 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: C08F (Macromolecular Compounds Obtained BY Reactions Only Involving Carbon-to-carbon Unsaturated Bonds).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Nova ranks #1,483 of 49,997 tracked US assignees by granted-patent volume, with 280 patents across 59 technology areas.

#1,483
of 49,997 US assignees by volume: Top 3%
by Innovation Score (61.0/100): 20.3
avg claims per patent: -5%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R1483 · Foreign Corporation #1,483 · 280 grants

GRANTS-MID · TOP-DECILE · PHOTO-FINISH · CPC-WIDE · INNOV-STRONG · CLAIMS-DENSE · TYPE-FRNCORP · VEL-FLAT · BOOK-FULL

GRANTS-MID 280 grants
TOP-DECILE #1,483/49,997
PHOTO-FINISH Anritsu
CPC-WIDE C08F · 59 areas
INNOV-STRONG 61.0/100
CLAIMS-DENSE 20.3 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-FLAT -5% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Anritsu Company (±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 Nova’s 61.0 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 19.5 pts (32%) Velocity 4.3 pts (7%) Breadth 25.0 pts (41%) Claim depth 12.2 pts (20%)

Qualcomm Incorporated · highest

85
Cambridge Enterprise · near

61
FMR · near

61
Faurecia Clarion · near

61
Nova Chemicals… · this assignee

61
UNIST(ULSAN… · near

61
3D Lighting… · lowest

7

What this shows Nova's Innovation Score is 61.0/100 (top 3% 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 Nova?

Each dot is one of Nova’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). Nova’s own 20.3 claims/patent is ABOVE the 14.7 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

How Nova's grant cadence moved

Between 2020–2024, Nova Chemicals (International) S.A. received 126 grants versus 133 in 2015–2019 (-5% equal-window velocity, above median growth). Across complete PatentsView years, output peaked in 2018 at 34 grants and bottomed in 2023 at 18. Lead class C08F accounts for 55.7% of the portfolio across 59 subclasses. Volume neighbours: Anritsu Company (#1,479) and Astrazeneca AB (#1,487).

Nova's three-year grant acceleration

From 2019–2021 to 2022–2024, Nova Chemicals (International) S.A. moved from 92 to 60 grants (0.65x 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 #2,306. See the growth leaderboard.

Anritsu

280
Board OF Regents…

280
Danfoss A/S

280
Government of the…

280
Philip Morris USA

280
Senko Advanced Co…

280
THE Invention Sci…

280
Nova Chemicals (I… ◀

280
Astrazeneca AB

279

What this shows Nova holds 280 patents at rank #1,483, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Nova

By rank, the assignees closest to #1,483 in granted patent volume.

Leaders in C08F (Macromolecular Compounds Obtained BY Reactions Only Invol…)

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Nova, neither rank-band nor same-CPC leaders (those blocks stay above). In C08F (Macromolecular Compounds Obtained BY Reactions Only Invol…), Nova ranks #18 of 1,231 assignees by patent count in that subclass.

Similar innovation score

Nearest assignees by Innovation Score (61 here).

UNIST(ULSAN National Institute OF Science AND TECHNOLOGY) 61 Faurecia Clarion Electronics Co., Ltd. 61 FMR LLC 61 Cambridge Enterprise Limited 61

Similar claim depth

Nearest assignees by average claims per patent (20.3 here).

Kepler Computing Inc. 20.3 avg Gula Consulting Limited Liability Company 20.3 avg SK Hynix Nand Product Solutions Corp. 20.3 avg Arbutus Biopharma Corporation 20.3 avg

Nova's Innovation Score vs. every tracked assignee

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

61 Top 3% higher than 97% 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

Nova Chemicals (International) S.A. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	28	10.0%
2016	23	8.2%
2017	22	7.9%
2018	34	12.1%
2019	26	9.3%
2020	34	12.1%
2021	32	11.4%
2022	20	7.1%
2023	18	6.4%
2024	22	7.9%
2025partial year	21	7.5%

Which technologies does Nova Chemicals (International) S.A. patent most?

C08F - Macromolecular Compounds Obtained BY Reactions Only Involving Carbon-to-carbon Unsaturated Bonds 156

C08L - Compositions OF Macromolecular Compounds 106

B01J - Chemical OR Physical Processes, e.g. Catalysis OR Colloid CHEMISTRY; Their Relevant Apparatus 86

C08J - WORKING-UP; General Processes OF COMPOUNDING; After-treatment NOT Covered BY Subclasses C08b, C08c, C08f, C08g or C08h 82

C07C - Acyclic OR Carbocyclic Compounds 70

Y02P - Climate Change Mitigation Technologies IN THE Production OR Processing OF Goods 57

B32B - Layered Products, i.e. Products Built-up OF Strata OF Flat OR Non-flat, e.g. Cellular OR Honeycomb, Form 54

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 47

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 38

C10G - Cracking Hydrocarbon OILS; Production OF Liquid Hydrocarbon Mixtures, e.g. BY Destructive Hydrogenation, Oligomerisation, Polymerisation ; Recovery OF Hydrocarbon Oils From Oil-shale, Oil-sand, OR GASES; Refining Mixtures Mainly Consisting OF HYDROCARBONS; Reforming OF NAPHTHA; Mineral Waxes 33

B65D - Containers FOR Storage OR Transport OF Articles OR Materials, e.g. Bags, Barrels, Bottles, Boxes, Cans, Cartons, Crates, Drums, Jars, Tanks, Hoppers, Forwarding CONTAINERS; Accessories, Closures, OR Fittings THEREFOR; Packaging ELEMENTS; Packages 17

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

B29L - Indexing Scheme Associated With Subclass B29c, Relating TO Particular Articles 13

F16L - PIPES; Joints OR Fittings FOR PIPES; Supports FOR Pipes, Cables OR Protective TUBING; Means FOR Thermal Insulation IN General 13

F28F - Details OF Heat-exchange AND Heat-transfer Apparatus, OF General Application 12

Top 15 of 59 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

Nova Chemicals (International) S.A.'s patent record in context - here's where to go next.

Nova Chemicals (International) S.A.'s lead technology class is C08F (Macromolecular Compounds Obtained BY Reactions Only Involving Carbon-to-carbon Unsaturated Bonds), 55.7% of its portfolio - see every assignee active in that class. Explore C08F
Ranked #1,483 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Nova Chemicals (International) S.A. against Anritsu Company, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 61.0/100 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.