Where does A.W. Chesterton Company rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), A.W. Chesterton Company ranks #13,876 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 A.W. Chesterton Company hold?

A.W. Chesterton Company holds 21 US utility patents granted between 2015 and 2025, spanning 17 technology areas.

What is A.W. Chesterton Company's Innovation Score?

A.W. Chesterton Company has an Innovation Score of 55.6 out of 100 (top 7% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does A.W. Chesterton Company focus on?

A.W. Chesterton Company's top technology area is F16J (Pistons ; CYLINDERS; Sealings) with 20 patents, ranking #39 of 753 assignees active in that subclass. Grants appear in 17 CPC subclasses total.

Is A.W. Chesterton Company's patent grant rate increasing or decreasing?

A.W. Chesterton Company's recent grant velocity is +38% compared to the prior five-year period (grant years, not application filing dates). The company is maintaining or growing its granted-patent output.

What does claim depth mean for A.W. Chesterton Company's patents?

A.W. Chesterton Company's patents average 17.2 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 A.W. Chesterton 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

A.W. Chesterton Company

USPTO PatentsView assignee record - 21 granted patents across 17 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: F16J (Pistons ; CYLINDERS; Sealings).

Compiled by PlainPatent · May 15, 2026

RSS updates for this company

Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, A.w. ranks #13,876 of 49,997 tracked US assignees by granted-patent volume, with 21 patents across 17 technology areas.

#13,876
of 49,997 US assignees by volume: Top 7%
by Innovation Score (55.6/100): 17.2
avg claims per patent: +38%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R13876 · US Corporation #13,876 · 21 grants

GRANTS-SMALL · MID-PACK · PHOTO-FINISH · CPC-FOCUS · INNOV-PAR · CLAIMS-RICH · TYPE-USCORP · VEL-UP · BOOK-FULL

GRANTS-SMALL 21 grants
MID-PACK #13,876/49,997
PHOTO-FINISH 3D Glass Solutions
CPC-FOCUS F16J · 17 areas
INNOV-PAR 55.6/100
CLAIMS-RICH 17.2 claims/avg
TYPE-USCORP US Corporation
VEL-UP +38% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: 3D Glass Solutions, 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 A.w.’s 55.6 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 10.7 pts (19%) Velocity 20.0 pts (36%) Breadth 14.6 pts (26%) Claim depth 10.3 pts (19%)

Qualcomm Incorporated · highest

85
A W Chesterton · this assignee

56
3D Lighting… · lowest

7

What this shows A.w.'s Innovation Score is 55.6/100 (top 7% 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 A.w.?

Each dot is one of A.w.’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). A.w.’s own 17.2 claims/patent is ABOVE the 16.6 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where A.w.'s grants concentrate

A.W. Chesterton Company is a focused PatentsView assignee: 17 CPC subclasses with 95.2% of grants classified under F16J (Pistons ; CYLINDERS; Sealings). Peak complete grant year is 2023 (4 grants) versus a trough of 1 in 2015. By volume, A.w. sits between 3D Glass Solutions, Inc. and Abov Semiconductor Co., Ltd..

A.w.'s three-year grant acceleration

A.W. Chesterton Company shows 10 grants in 2022–2024 against only 3 in 2019–2021. That prior window is too thin for a growth multiple (rename and spin-out assignees look artificially high when the baseline is near zero), so PlainPatent withholds a ranked acceleration claim here.

3D Glass Solutions

21
3I

21
6 River Systems

21
A Duda & Sons

21
ABB AB

21
ABB Power

21
ABI Attachments

21
Abov Semiconductor

21
A W Chesterton ◀

21

What this shows A.W. holds 21 patents at rank #13,821, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near AW

By rank, the assignees closest to #13,821 in granted patent volume.

Leaders in F16J (Pistons)

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

A.w.'s Innovation Score vs. every tracked assignee

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

56 Top 7% higher than 93% 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

A.W. Chesterton Company patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	1	4.8%
2016	2	9.5%
2017	3	14.3%
2019	2	9.5%
2020	1	4.8%
2022	2	9.5%
2023	4	19.0%
2024	4	19.0%
2025partial year	2	9.5%

Which technologies does A.W. Chesterton Company patent most?

F16J - Pistons ; CYLINDERS; Sealings 20

Y10T - Technical Subjects Covered BY Former US Classification 5

D04C - Braiding OR Manufacture OF Lace, Including Bobbin-net OR Carbonised LACE; Braiding MACHINES; BRAID; Lace 3

D10B - Indexing Scheme Associated With Sublasses OF Section D, Relating TO Textiles 3

F16K - VALVES; TAPS; COCKS; ACTUATING-FLOATS; Devices FOR Venting OR Aerating 2

G01M - Testing Static OR Dynamic Balance OF Machines OR STRUCTURES; Testing OF Structures OR Apparatus, NOT Otherwise Provided FOR 1

F04B - Positive-displacement Machines FOR LIQUIDS; Pumps 1

B29L - Indexing Scheme Associated With Subclass B29c, Relating TO Particular Articles 1

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 1

C08G - Macromolecular Compounds Obtained Otherwise Than BY Reactions Only Involving Unsaturated Carbon-to-carbon Bonds 1

C08F - Macromolecular Compounds Obtained BY Reactions Only Involving Carbon-to-carbon Unsaturated Bonds 1

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 1

C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients 1

G05D - Systems FOR Controlling OR Regulating Non-electric Variables 1

F16B - Devices FOR Fastening OR Securing Constructional Elements OR Machine Parts Together, e.g. Nails, Bolts, Circlips, Clamps, Clips OR WEDGES; Joints OR Jointing 1

Top 15 of 17 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

A.W. Chesterton Company's patent record in context - here's where to go next.

A.W. Chesterton Company's lead technology class is F16J (Pistons ; CYLINDERS; Sealings), 95.2% of its portfolio - see every assignee active in that class. Explore F16J
Ranked #13,876 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare A.W. Chesterton Company against 3D Glass Solutions, Inc., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 55.6/100 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.