Where does Evolution Well Services, LLC rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Evolution Well Services, LLC ranks #19,744 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 Evolution Well Services, LLC hold?

Evolution Well Services, LLC holds 14 US utility patents granted between 2015 and 2019, spanning 16 technology areas.

What is Evolution Well Services, LLC's Innovation Score?

Evolution Well Services, LLC has an Innovation Score of 35.3 out of 100 (top 50% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Evolution Well Services, LLC's patent grant rate increasing or decreasing?

Evolution Well Services, LLC'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 Evolution Well Services, LLC's patents?

Evolution Well Services, LLC's patents average 19.7 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 Evolution Well Services, 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

Evolution Well Services, LLC

Q: What technology areas does Evolution Well Services, LLC focus on?

Evolution Well Services, LLC's top technology area is E21B (Earth OR Rock DRILLING; Obtaining OIL, GAS, Water, Soluble OR Meltable Materials OR A Slurry OF Minerals From Wells) with 12 patents, ranking #316 of 1,363 assignees active in that subclass. Grants appear in 16 CPC subclasses total.

USPTO PatentsView assignee record - 14 granted patents across 16 technology areas, recorded in grant years 2015–2019. 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: E21B (Earth OR Rock DRILLING; Obtaining OIL, GAS, Water, Soluble OR Meltable Materials OR A Slurry OF Minerals From Wells).

Compiled by PlainPatent · May 15, 2026

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Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Evolution ranks #19,744 of 49,997 tracked US assignees by granted-patent volume, with 14 patents across 16 technology areas.

#19,744
of 49,997 US assignees by volume: Top 50%
by Innovation Score (35.3/100): 19.7
avg claims per patent: -100%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R19744 · US Corporation #19,744 · 14 grants

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

GRANTS-MICRO 14 grants
MID-PACK #19,744/49,997
PHOTO-FINISH Essex Laboratories
CPC-FOCUS E21B · 16 areas
INNOV-THIN 35.3/100
CLAIMS-RICH 19.7 claims/avg
TYPE-USCORP US Corporation
VEL-DROP -100% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Essex Laboratories, 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 Evolution’s 35.3 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 9.4 pts (27%) Velocity 0.0 pts (0%) Breadth 14.1 pts (40%) Claim depth 11.8 pts (33%)

Qualcomm Incorporated · highest

85
Evolution Well… · this assignee

35
3D Lighting… · lowest

7

What this shows Evolution's Innovation Score is 35.3/100 (top 50% 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 Evolution?

Each dot is one of Evolution’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). Evolution’s own 19.7 claims/patent is ABOVE the 17.2 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Evolution's grants concentrate

Evolution Well Services, LLC is a focused PatentsView assignee: 16 CPC subclasses with 85.7% of grants classified under E21B (Earth OR Rock DRILLING; Obtaining OIL, GAS, Water, Soluble OR Meltable Materials OR A Slurry OF Minerals From Wells). Peak complete grant year is 2018 (4 grants) versus a trough of 2 in 2017. By volume, Evolution sits between Essex Laboratories, LLC and Extreme Technologies, LLC.

Essex Laboratories

14
Etablissements Ge…

14
Everysight

14
Evoca S P A

14
Exablox

14
Exail

14
Eximo Medical

14
Extreme

14
Evolution Well Se… ◀

14

What this shows Evolution holds 14 patents at rank #19,723, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Evolution

By rank, the assignees closest to #19,723 in granted patent volume.

Leaders in E21B (Earth OR Rock Drilling)

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

Evolution's Innovation Score vs. every tracked assignee

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

35 Top 50% higher than 50% 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 · 2015–2019

Grants by year

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

View data table

Evolution Well Services, LLC patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	3	21.4%
2016	3	21.4%
2017	2	14.3%
2018	4	28.6%
2019	2	14.3%

Which technologies does Evolution Well Services, LLC patent most?

E21B - Earth OR Rock DRILLING; Obtaining OIL, GAS, Water, Soluble OR Meltable Materials OR A Slurry OF Minerals From Wells 12

B01F - Mixing, e.g. Dissolving, Emulsifying OR Dispersing 11

F04B - Positive-displacement Machines FOR LIQUIDS; Pumps 10

H02K - Dynamo-electric Machines 7

F05D - Indexing Scheme FOR Aspects Relating TO Non-positive-displacement Machines OR Engines, Gas-turbines OR Jet-propulsion Plants 7

F01D - Non-positive Displacement Machines OR Engines, e.g. Steam Turbines 7

B62D - Motor VEHICLES; Trailers 5

F02C - Gas-turbine PLANTS; AIR Intakes FOR Jet-propulsion PLANTS; Controlling Fuel Supply IN Air-breathing Jet-propulsion Plants 2

G05B - Control OR Regulating Systems IN GENERAL; Functional Elements OF Such SYSTEMS; Monitoring OR Testing Arrangements FOR Such Systems OR Elements 1

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

F25D - REFRIGERATORS; Cold ROOMS; ICE-BOXES; Cooling OR Freezing Apparatus NOT Otherwise Provided FOR 1

G01K - Measuring TEMPERATURE; Measuring Quantity OF HEAT; Thermally-sensitive Elements NOT Otherwise Provided FOR 1

Y10S - Technical Subjects Covered BY Former Uspc Cross-reference ART Collections [XRACs] AND Digests 1

F25B - Refrigeration Machines, Plants OR SYSTEMS; Combined Heating AND Refrigeration SYSTEMS; Heat Pump Systems 1

F24F - AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR Currents FOR Screening 1

Top 15 of 16 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

Evolution Well Services, LLC's patent record in context - here's where to go next.

Evolution Well Services, LLC's lead technology class is E21B (Earth OR Rock DRILLING; Obtaining OIL, GAS, Water, Soluble OR Meltable Materials OR A Slurry OF Minerals From Wells), 85.7% of its portfolio - see every assignee active in that class. Explore E21B
Ranked #19,744 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Evolution Well Services, LLC against Essex Laboratories, LLC, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 35.3/100 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.