Where does Pandrol Limited rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Pandrol Limited ranks #14,845 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 Pandrol Limited hold?

Pandrol Limited holds 20 US utility patents granted between 2015 and 2024, spanning 6 technology areas.

What is Pandrol Limited's Innovation Score?

Pandrol Limited has an Innovation Score of 38.9 out of 100 (top 40% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Pandrol Limited focus on?

Pandrol Limited's top technology area is E01B (Permanent WAY; Permanent-way TOOLS; Machines FOR Making Railways OF ALL Kinds) with 19 patents, ranking #5 of 117 assignees active in that subclass. Grants appear in 6 CPC subclasses total.

Is Pandrol Limited's patent grant rate increasing or decreasing?

Pandrol Limited's recent grant velocity is -18% 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 Pandrol Limited's patents?

Pandrol Limited's patents average 13.4 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 Pandrol Limited 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

Pandrol Limited

USPTO PatentsView assignee record - 20 granted patents across 6 technology areas, recorded in grant years 2015–2024. 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: E01B (Permanent WAY; Permanent-way TOOLS; Machines FOR Making Railways OF ALL Kinds).

Compiled by PlainPatent · May 15, 2026

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Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Pandrol ranks #14,845 of 49,997 tracked US assignees by granted-patent volume, with 20 patents across 6 technology areas.

#14,845
of 49,997 US assignees by volume: Top 40%
by Innovation Score (38.9/100): 13.4
avg claims per patent: -18%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R14845 · Foreign Corporation #14,845 · 20 grants

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

GRANTS-SMALL 20 grants
MID-PACK #14,845/49,997
PHOTO-FINISH Pacific Industrial…
CPC-NARROW E01B · 6 areas
INNOV-THIN 38.9/100
CLAIMS-RICH 13.4 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DOWN -18% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Pacific Industrial Development Corporation (±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 Pandrol’s 38.9 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 10.5 pts (27%) Velocity 11.7 pts (30%) Breadth 8.7 pts (22%) Claim depth 8.0 pts (21%)

Qualcomm Incorporated · highest

85
Pandrol · this assignee

39
3D Lighting… · lowest

7

What this shows Pandrol's Innovation Score is 38.9/100 (top 40% 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 Pandrol?

Each dot is one of Pandrol’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). Pandrol’s own 13.4 claims/patent is ABOVE the 10.2 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Pandrol's grants concentrate

Pandrol Limited is a focused PatentsView assignee: 6 CPC subclasses with 95% of grants classified under E01B (Permanent WAY; Permanent-way TOOLS; Machines FOR Making Railways OF ALL Kinds). Peak complete grant year is 2022 (4 grants) versus a trough of 1 in 2015. By volume, Pandrol sits between Pocared Diagnostics Ltd. and Peak Completion Technologies, Inc..

Pandrol's three-year grant acceleration

Pandrol Limited shows 7 grants in 2022–2024 against only 4 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.

Pocared Diagnosti…

20
Pola Pharma

20
Purpose

20
Pacific Industria…

20
Pascal Engineering

20
Patentcloud

20
Paul Kristen

20
Peak Completion

20
Pandrol ◀

20

What this shows Pandrol holds 20 patents at rank #14,851, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Pandrol

By rank, the assignees closest to #14,851 in granted patent volume.

Leaders in E01B (Permanent WAY)

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

Pandrol's Innovation Score vs. every tracked assignee

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

39 Top 40% higher than 60% 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 · 2015–2024

Grants by year

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

View data table

Pandrol Limited patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	1	5.0%
2016	3	15.0%
2017	3	15.0%
2018	2	10.0%
2019	2	10.0%
2020	1	5.0%
2021	1	5.0%
2022	4	20.0%
2023	2	10.0%
2024	1	5.0%

Which technologies does Pandrol Limited patent most?

E01B - Permanent WAY; Permanent-way TOOLS; Machines FOR Making Railways OF ALL Kinds 19

B23K - Soldering OR UNSOLDERING; WELDING; Cladding OR Plating BY Soldering OR WELDING; Cutting BY Applying Heat Locally, e.g. Flame CUTTING; Working BY Laser Beam 2

E01D - Construction OF Bridges, ; Elevated ROADWAYS; OR VIADUCTS; Assembly OF Bridges 1

B22D - Casting OF METALS; Casting OF Other Substances BY THE Same Processes OR Devices 1

B23P - Metal-working NOT Otherwise Provided FOR; Combined OPERATIONS; Universal Machine Tools 1

B21D - Working OR Processing OF Sheet Metal OR Metal Tubes, Rods OR Profiles Without Essentially Removing MATERIAL; Punching Metal 1

Top 6 of 6 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

Pandrol Limited's patent record in context - here's where to go next.

Pandrol Limited's lead technology class is E01B (Permanent WAY; Permanent-way TOOLS; Machines FOR Making Railways OF ALL Kinds), 95% of its portfolio - see every assignee active in that class. Explore E01B
Ranked #14,845 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Pandrol Limited against Pocared Diagnostics Ltd., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 38.9/100 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.