Where does Chicago Stock Exchange, Inc. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Chicago Stock Exchange, Inc. ranks #31,190 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 Chicago Stock Exchange, Inc. hold?

Chicago Stock Exchange, Inc. holds 8 US utility patents granted between 2017 and 2021, spanning 2 technology areas.

What is Chicago Stock Exchange, Inc.'s Innovation Score?

Chicago Stock Exchange, Inc. has an Innovation Score of 22.9 out of 100 (11th percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Chicago Stock Exchange, Inc.'s patent grant rate increasing or decreasing?

Chicago Stock Exchange, Inc.'s recent grant velocity is -40% 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 Chicago Stock Exchange, Inc.'s patents?

Chicago Stock Exchange, Inc.'s patents average 17.1 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 Chicago Stock Exchange, 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

Chicago Stock Exchange, Inc.

Q: What technology areas does Chicago Stock Exchange, Inc. focus on?

Chicago Stock Exchange, Inc.'s top technology area is G06Q (Information AND Communication Technology [ICT] Specially Adapted FOR Administrative, Commercial, Financial, Managerial OR Supervisory PURPOSES; Systems OR Methods Specially Adapted FOR Administrative, Commercial, Financial, Managerial OR Supervisory Purposes, NOT Otherwise Provided FOR) with 8 patents, ranking #1,580 of 6,520 assignees active in that subclass. Grants appear in 2 CPC subclasses total.

USPTO PatentsView assignee record - 8 granted patents across 2 technology areas, recorded in grant years 2017–2021. 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: G06Q (Information AND Communication Technology [ICT] Specially Adapted FOR Administrative, Commercial, Financial, Managerial OR Supervisory PURPOSES; Systems OR Methods Specially Adapted FOR Administrative,).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Chicago ranks #31,190 of 49,997 tracked US assignees by granted-patent volume, with 8 patents across 2 technology areas.

#31,190
of 49,997 US assignees by volume: 11th percentile
by Innovation Score (22.9/100): 17.1
avg claims per patent: -40%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R31190 · US Corporation #31,190 · 8 grants

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

GRANTS-MICRO 8 grants
MID-PACK #31,190/49,997
PHOTO-FINISH Chemeon Surface…
CPC-NARROW G06Q · 2 areas
INNOV-THIN 22.9/100
CLAIMS-RICH 17.1 claims/avg
TYPE-USCORP US Corporation
VEL-DOWN -40% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Chemeon Surface Technology, LLC (±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 Chicago’s 22.9 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 7.6 pts (33%) Velocity 0.0 pts (0%) Breadth 5.0 pts (22%) Claim depth 10.3 pts (45%)

Qualcomm Incorporated · highest

85
Chicago Stock Exchange · this assignee

23
3D Lighting… · lowest

7

What this shows Chicago's Innovation Score is 22.9/100 (11th 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 Chicago?

Each dot is one of Chicago’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). Chicago’s own 17.1 claims/patent is ABOVE the 15.3 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Chicago's grants concentrate

Chicago Stock Exchange, Inc. is a focused PatentsView assignee: 2 CPC subclasses with 100% of grants classified under G06Q (Information AND Communication Technology [ICT] Specially Adapted FOR Administrative, Commercial, Financial, Managerial OR Supervisory PURPOSES; Systems OR Methods Specially Adapted FOR Administrative,). Peak complete grant year is 2017 (2 grants) versus a trough of 1 in 2018. By volume, Chicago sits between Chemeon Surface Technology, LLC and Cinch Systems, Inc..

Chemeon Surface T…

8
Chemomouthpiece

8
Chen Tian

8
Chicago Bridge &…

8
China Academy of…

8
Chinook Therapeut…

8
Christopher Cox C…

8
Cinch Systems

8
Chicago Stock Exc… ◀

8

What this shows Chicago holds 8 patents at rank #31,279, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Chicago

By rank, the assignees closest to #31,279 in granted patent volume.

Leaders in G06Q (Information AND Communication Technology [ICT] Specially…)

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

Chicago's Innovation Score vs. every tracked assignee

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

23 11th percentile higher than 11% 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 · 2017–2021

Grants by year

Teal-shaded recent years (2020–present) versus the 2017–2019 baseline. Full figures in the table below.

View data table

Chicago Stock Exchange, Inc. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2017	2	25.0%
2018	1	12.5%
2019	2	25.0%
2020	2	25.0%
2021	1	12.5%

Which technologies does Chicago Stock Exchange, Inc. patent most?

G06Q - Information AND Communication Technology [ICT] Specially Adapted FOR Administrative, Commercial, Financial, Managerial OR Supervisory PURPOSES; Systems OR Methods Specially Adapted FOR Administrative, Commercial, Financial, Managerial OR Supervisory Purposes, NOT Otherwise Provided FOR 8

G06F - Electric Digital Data Processing 3

Top 2 of 2 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

Chicago Stock Exchange, Inc.'s patent record in context - here's where to go next.

Chicago Stock Exchange, Inc.'s lead technology class is G06Q (Information AND Communication Technology [ICT] Specially Adapted FOR Administrative, Commercial, Financial, Managerial OR Supervisory PURPOSES; Systems OR Methods Specially Adapted FOR Administrative,), 100% of its portfolio - see every assignee active in that class. Explore G06Q
Ranked #31,190 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Chicago Stock Exchange, Inc. against Chemeon Surface Technology, LLC, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 22.9/100 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.