Where does Everfront Biotech Inc. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Everfront Biotech Inc. ranks #31,577 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 Everfront Biotech Inc. hold?

Everfront Biotech Inc. holds 8 US utility patents granted between 2016 and 2021, spanning 7 technology areas.

What is Everfront Biotech Inc.'s Innovation Score?

Everfront Biotech Inc. has an Innovation Score of 23.8 out of 100 (13th percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Everfront Biotech Inc. focus on?

Everfront Biotech Inc.'s top technology area is A61K (Preparations FOR Medical, Dental OR Toiletry Purposes) with 7 patents, ranking #3,032 of 7,163 assignees active in that subclass. Grants appear in 7 CPC subclasses total.

Is Everfront Biotech Inc.'s patent grant rate increasing or decreasing?

Everfront Biotech 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 Everfront Biotech Inc.'s patents?

Everfront Biotech Inc.'s patents average 11.4 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 Everfront Biotech 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 Foreign Corporation

Everfront Biotech Inc.

USPTO PatentsView assignee record - 8 granted patents across 7 technology areas, recorded in grant years 2016–2021. 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: A61K (Preparations FOR Medical, Dental OR Toiletry Purposes).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Everfront ranks #31,577 of 49,997 tracked US assignees by granted-patent volume, with 8 patents across 7 technology areas.

#31,577
of 49,997 US assignees by volume: 13th percentile
by Innovation Score (23.8/100): 11.4
avg claims per patent: -40%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R31577 · Foreign Corporation #31,577 · 8 grants

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

GRANTS-MICRO 8 grants
MID-PACK #31,577/49,997
PHOTO-FINISH Estetra SRL
CPC-NARROW A61K · 7 areas
INNOV-THIN 23.8/100
CLAIMS-PAR 11.4 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DOWN -40% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Estetra SRL (±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 Everfront’s 23.8 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 7.6 pts (32%) Velocity 0.0 pts (0%) Breadth 9.4 pts (39%) Claim depth 6.8 pts (29%)

Qualcomm Incorporated · highest

85
Everfront Biotech · this assignee

24
3D Lighting… · lowest

7

What this shows Everfront's Innovation Score is 23.8/100 (13th 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 Everfront?

Each dot is one of Everfront’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). Everfront’s own 11.4 claims/patent is at or below the 11.4 median for these volume peers. Volume here does not track with deeper claims; several lower-volume peers claim more thoroughly per patent.

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

Where Everfront's grants concentrate

Everfront Biotech Inc. is a focused PatentsView assignee: 7 CPC subclasses with 87.5% of grants classified under A61K (Preparations FOR Medical, Dental OR Toiletry Purposes). Peak complete grant year is 2018 (2 grants) versus a trough of 1 in 2016. By volume, Everfront sits between Estetra SRL and Everybot Inc.

Estetra SRL

8
Estorm

8
Etas Embedded Sys…

8
Europlasma

8
Evergreen Nursery

8
Everhard Industri…

8
Everpads

8
Everybot

8
Everfront Biotech ◀

8

What this shows Everfront holds 8 patents at rank #31,529, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Everfront

By rank, the assignees closest to #31,529 in granted patent volume.

Leaders in A61K (Preparations FOR Medical)

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

Everfront's Innovation Score vs. every tracked assignee

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

24 13th percentile higher than 13% 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 · 2016–2021

Grants by year

Teal-shaded recent years (2020–present) versus the 2016–2019 baseline. Full figures in the table below.

View data table

Everfront Biotech Inc. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2016	1	12.5%
2018	2	25.0%
2019	2	25.0%
2020	2	25.0%
2021	1	12.5%

Which technologies does Everfront Biotech Inc. patent most?

A61K - Preparations FOR Medical, Dental OR Toiletry Purposes 7

A61P - Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations 7

A23L - Foods, Foodstuffs OR Non-alcoholic Beverages, NOT Otherwise Provided FOR; Preparation OR Treatment Thereof 1

A23V - Indexing Scheme Relating TO Foods, Foodstuffs OR Non-alcoholic Beverages AND Lactic OR Propionic Acid Bacteria Used IN Foodstuffs OR Food Preparation 1

C07D - Heterocyclic Compounds 1

C07C - Acyclic OR Carbocyclic Compounds 1

A61Q - Specific USE OF Cosmetics OR Similar Toiletry Preparations 1

Top 7 of 7 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

Everfront Biotech Inc.'s patent record in context - here's where to go next.

Everfront Biotech Inc.'s lead technology class is A61K (Preparations FOR Medical, Dental OR Toiletry Purposes), 87.5% of its portfolio - see every assignee active in that class. Explore A61K
Ranked #31,577 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Everfront Biotech Inc. against Estetra SRL, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 23.8/100 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.