Where does Essex Group LLC rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Essex Group LLC ranks #21,108 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 Essex Group LLC hold?

Essex Group LLC holds 13 US utility patents granted between 2015 and 2020, spanning 8 technology areas.

What is Essex Group LLC's Innovation Score?

Essex Group LLC has an Innovation Score of 33.8 out of 100 (46th percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Essex Group LLC's patent grant rate increasing or decreasing?

Essex Group LLC's recent grant velocity is -70% 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 Essex Group LLC's patents?

Essex Group LLC's patents average 24.5 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 Essex Group LLC 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

Essex Group LLC

Q: What technology areas does Essex Group LLC focus on?

Essex Group LLC's top technology area is H01B (CABLES; CONDUCTORS; INSULATORS; Selection OF Materials FOR Their Conductive, Insulating OR Dielectric Properties) with 13 patents, ranking #84 of 1,055 assignees active in that subclass. Grants appear in 8 CPC subclasses total.

USPTO PatentsView assignee record - 13 granted patents across 8 technology areas, recorded in grant years 2015–2020. 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: H01B (CABLES; CONDUCTORS; INSULATORS; Selection OF Materials FOR Their Conductive, Insulating OR Dielectric Properties).

Compiled by PlainPatent · May 15, 2026

RSS updates for this company

Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Essex ranks #21,108 of 49,997 tracked US assignees by granted-patent volume, with 13 patents across 8 technology areas.

#21,108
of 49,997 US assignees by volume: 46th percentile
by Innovation Score (33.8/100): 24.5
avg claims per patent: -70%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R21108 · US Corporation #21,108 · 13 grants

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

GRANTS-MICRO 13 grants
MID-PACK #21,108/49,997
PHOTO-FINISH Epic Games
CPC-NARROW H01B · 8 areas
INNOV-THIN 33.8/100
CLAIMS-DENSE 24.5 claims/avg
TYPE-USCORP US Corporation
VEL-DROP -70% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Epic Games, 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 Essex’s 33.8 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 9.1 pts (27%) Velocity 0.0 pts (0%) Breadth 10.0 pts (30%) Claim depth 14.7 pts (43%)

Qualcomm Incorporated · highest

85
Essex Group · this assignee

34
3D Lighting… · lowest

7

What this shows Essex's Innovation Score is 33.8/100 (46th 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 Essex?

Each dot is one of Essex’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). Essex’s own 24.5 claims/patent is ABOVE the 13.9 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Essex's grants concentrate

Essex Group LLC is a focused PatentsView assignee: 8 CPC subclasses with 100% of grants classified under H01B (CABLES; CONDUCTORS; INSULATORS; Selection OF Materials FOR Their Conductive, Insulating OR Dielectric Properties). Peak complete grant year is 2019 (4 grants) versus a trough of 1 in 2015. By volume, Essex sits between Epic Games, Inc. and Exelus Inc..

Epic Games

13
Epic Metals

13
Epinovatech AB

13
Eric Jacoby Design

13
Eta Compute

13
Evaxion Biotech A…

13
Exedy Globalparts

13
Exelus

13
Essex Group ◀

13

What this shows Essex holds 13 patents at rank #21,109, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Essex

By rank, the assignees closest to #21,109 in granted patent volume.

Leaders in H01B (Cables)

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

Essex's Innovation Score vs. every tracked assignee

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

34 46th percentile higher than 46% 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 · 2015–2020

Grants by year

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

View data table

Essex Group LLC patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	1	7.7%
2016	3	23.1%
2017	2	15.4%
2019	4	30.8%
2020	3	23.1%

Which technologies does Essex Group LLC patent most?

H01B - CABLES; CONDUCTORS; INSULATORS; Selection OF Materials FOR Their Conductive, Insulating OR Dielectric Properties 13

H02K - Dynamo-electric Machines 8

H01F - MAGNETS; INDUCTANCES; TRANSFORMERS; Selection OF Materials FOR Their Magnetic Properties 3

Y10T - Technical Subjects Covered BY Former US Classification 2

B05C - Apparatus FOR Applying Fluent Materials TO Surfaces, IN General 1

B05D - Processes FOR Applying Fluent Materials TO Surfaces, IN General 1

C23C - Coating Metallic MATERIAL; Coating Material With Metallic MATERIAL; Surface Treatment OF Metallic Material BY Diffusion Into THE Surface, BY Chemical Conversion OR SUBSTITUTION; Coating BY Vacuum Evaporation, BY Sputtering, BY ION Implantation OR BY Chemical Vapour Deposition, IN General 1

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

Top 8 of 8 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

Essex Group LLC's patent record in context - here's where to go next.

Essex Group LLC's lead technology class is H01B (CABLES; CONDUCTORS; INSULATORS; Selection OF Materials FOR Their Conductive, Insulating OR Dielectric Properties), 100% of its portfolio - see every assignee active in that class. Explore H01B
Ranked #21,108 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Essex Group LLC against Epic Games, Inc., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 33.8/100 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.