Where does Axiall Ohio, Inc. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Axiall Ohio, Inc. ranks #28,189 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 Axiall Ohio, Inc. hold?

Axiall Ohio, Inc. holds 9 US utility patents granted between 2015 and 2017, spanning 4 technology areas.

What is Axiall Ohio, Inc.'s Innovation Score?

Axiall Ohio, Inc. has an Innovation Score of 27.9 out of 100 (25th percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Axiall Ohio, Inc. focus on?

Axiall Ohio, Inc.'s top technology area is B01J (Chemical OR Physical Processes, e.g. Catalysis OR Colloid CHEMISTRY; Their Relevant Apparatus) with 6 patents, ranking #702 of 2,755 assignees active in that subclass. Grants appear in 4 CPC subclasses total.

Is Axiall Ohio, Inc.'s patent grant rate increasing or decreasing?

Axiall Ohio, Inc.'s recent grant velocity is -100% 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 Axiall Ohio, Inc.'s patents?

Axiall Ohio, Inc.'s patents average 21.4 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 Axiall Ohio, 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

Axiall Ohio, Inc.

USPTO PatentsView assignee record - 9 granted patents across 4 technology areas, recorded in grant years 2015–2017. 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: B01J (Chemical OR Physical Processes, e.g. Catalysis OR Colloid CHEMISTRY; Their Relevant Apparatus).

Compiled by PlainPatent · May 15, 2026

RSS updates for this company

Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Axiall ranks #28,189 of 49,997 tracked US assignees by granted-patent volume, with 9 patents across 4 technology areas.

#28,189
of 49,997 US assignees by volume: 25th percentile
by Innovation Score (27.9/100): 21.4
avg claims per patent: -100%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R28189 · US Corporation #28,189 · 9 grants

GRANTS-MICRO · MID-PACK · PHOTO-FINISH · CPC-NARROW · INNOV-THIN · CLAIMS-DENSE · TYPE-USCORP · VEL-DROP · BOOK-FULL

GRANTS-MICRO 9 grants
MID-PACK #28,189/49,997
PHOTO-FINISH Aaron Engineered…
CPC-NARROW B01J · 4 areas
INNOV-THIN 27.9/100
CLAIMS-DENSE 21.4 claims/avg
TYPE-USCORP US Corporation
VEL-DROP -100% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Aaron Engineered Process Equipment, 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 Axiall’s 27.9 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 8.0 pts (29%) Velocity 0.0 pts (0%) Breadth 7.1 pts (25%) Claim depth 12.9 pts (46%)

Qualcomm Incorporated · highest

85
Axiall Ohio · this assignee

28
3D Lighting… · lowest

7

What this shows Axiall's Innovation Score is 27.9/100 (25th percentile 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 Axiall?

Each dot is one of Axiall’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). Axiall’s own 21.4 claims/patent is ABOVE the 14.2 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Axiall's grants concentrate

Axiall Ohio, Inc. is a focused PatentsView assignee: 4 CPC subclasses with 66.7% of grants classified under B01J (Chemical OR Physical Processes, e.g. Catalysis OR Colloid CHEMISTRY; Their Relevant Apparatus). Peak complete grant year is 2016 (6 grants) versus a trough of 1 in 2015. By volume, Axiall sits between Avancon SA and Above All Lighting, Inc..

Avancon

9
Avanti Polar Lipi…

9
AVG Netherlands B…

9
AWES ME

9
Axilone Plastique

9
Axon

9
Aaron Engineered…

9
Above All Lighting

9
Axiall Ohio ◀

9

What this shows Axiall holds 9 patents at rank #28,061, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Axiall

By rank, the assignees closest to #28,061 in granted patent volume.

Leaders in B01J (Chemical OR Physical Processes)

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

Axiall's Innovation Score vs. every tracked assignee

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

28 25th percentile higher than 25% 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 · 2015–2017

Grants by year

Teal-shaded recent years (2020–present) versus the 2015–2019 baseline. Full figures in the table below.

View data table

Axiall Ohio, Inc. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	1	11.1%
2016	6	66.7%
2017	2	22.2%

Which technologies does Axiall Ohio, Inc. patent most?

B01J - Chemical OR Physical Processes, e.g. Catalysis OR Colloid CHEMISTRY; Their Relevant Apparatus 6

B01F - Mixing, e.g. Dissolving, Emulsifying OR Dispersing 5

C02F - Treatment OF Water, Waste Water, Sewage, OR Sludge 5

C07C - Acyclic OR Carbocyclic Compounds 4

Top 4 of 4 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

Axiall Ohio, Inc.'s patent record in context - here's where to go next.

Axiall Ohio, Inc.'s lead technology class is B01J (Chemical OR Physical Processes, e.g. Catalysis OR Colloid CHEMISTRY; Their Relevant Apparatus), 66.7% of its portfolio - see every assignee active in that class. Explore B01J
Ranked #28,189 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Axiall Ohio, Inc. against Avancon SA, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 27.9/100 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.