Where does Imerys Filtration Minerals, Inc. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Imerys Filtration Minerals, Inc. ranks #32,018 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 Imerys Filtration Minerals, Inc. hold?

Imerys Filtration Minerals, Inc. holds 8 US utility patents granted between 2015 and 2019, spanning 11 technology areas.

What is Imerys Filtration Minerals, Inc.'s Innovation Score?

Imerys Filtration Minerals, Inc. has an Innovation Score of 29.9 out of 100 (32nd percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Imerys Filtration Minerals, Inc.'s patent grant rate increasing or decreasing?

Imerys Filtration Minerals, Inc.'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 Imerys Filtration Minerals, Inc.'s patents?

Imerys Filtration Minerals, Inc.'s patents average 17.6 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 Imerys Filtration Minerals, 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 US Corporation

Imerys Filtration Minerals, Inc.

Q: What technology areas does Imerys Filtration Minerals, Inc. focus on?

Imerys Filtration Minerals, Inc.'s top technology area is C03C (Chemical Composition OF Glasses, Glazes OR Vitreous ENAMELS; Surface Treatment OF GLASS; Surface Treatment OF Fibres OR Filaments Made From Glass, Minerals OR SLAGS; Joining Glass TO Glass OR Other Materials) with 3 patents, ranking #168 of 498 assignees active in that subclass. Grants appear in 11 CPC subclasses total.

USPTO PatentsView assignee record - 8 granted patents across 11 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: C03C (Chemical Composition OF Glasses, Glazes OR Vitreous ENAMELS; Surface Treatment OF GLASS; Surface Treatment OF Fibres OR Filaments Made From Glass, Minerals OR SLAGS; Joining Glass TO Glass OR Other MA).

Compiled by PlainPatent · May 15, 2026

RSS updates for this company

Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Imerys ranks #32,018 of 49,997 tracked US assignees by granted-patent volume, with 8 patents across 11 technology areas.

#32,018
of 49,997 US assignees by volume: 32nd percentile
by Innovation Score (29.9/100): 17.6
avg claims per patent: -100%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R32018 · US Corporation #32,018 · 8 grants

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

GRANTS-MICRO 8 grants
MID-PACK #32,018/49,997
PHOTO-FINISH Idera
CPC-FOCUS C03C · 11 areas
INNOV-THIN 29.9/100
CLAIMS-RICH 17.6 claims/avg
TYPE-USCORP US Corporation
VEL-DROP -100% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Idera, 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 Imerys’s 29.9 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 7.6 pts (25%) Velocity 0.0 pts (0%) Breadth 11.7 pts (39%) Claim depth 10.6 pts (35%)

Qualcomm Incorporated · highest

85
Imerys Filtration… · this assignee

30
3D Lighting… · lowest

7

What this shows Imerys's Innovation Score is 29.9/100 (32nd 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 Imerys?

Each dot is one of Imerys’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). Imerys’s own 17.6 claims/patent is ABOVE the 16.1 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Imerys's grants concentrate

Imerys Filtration Minerals, Inc. is a focused PatentsView assignee: 11 CPC subclasses with 37.5% of grants classified under C03C (Chemical Composition OF Glasses, Glazes OR Vitreous ENAMELS; Surface Treatment OF GLASS; Surface Treatment OF Fibres OR Filaments Made From Glass, Minerals OR SLAGS; Joining Glass TO Glass OR Other MA). Peak complete grant year is 2018 (3 grants) versus a trough of 1 in 2015. By volume, Imerys sits between Idera, Inc. and Imperative Chemical Partners Inc..

Idera

8
Igistec

8
Imatx

8
Imageware Systems

8
Immatics US

8
Immunext

8
Immunomic Therape…

8
Imperative Chemic…

8
Imerys Filtration… ◀

8

What this shows Imerys holds 8 patents at rank #32,074, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Imerys

By rank, the assignees closest to #32,074 in granted patent volume.

Leaders in C03C (Chemical Composition OF Glasses)

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

Imerys's Innovation Score vs. every tracked assignee

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

30 32nd percentile higher than 32% 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

Imerys Filtration Minerals, Inc. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	1	12.5%
2016	1	12.5%
2017	2	25.0%
2018	3	37.5%
2019	1	12.5%

Which technologies does Imerys Filtration Minerals, Inc. patent most?

C03C - Chemical Composition OF Glasses, Glazes OR Vitreous ENAMELS; Surface Treatment OF GLASS; Surface Treatment OF Fibres OR Filaments Made From Glass, Minerals OR SLAGS; Joining Glass TO Glass OR Other Materials 3

Y10T - Technical Subjects Covered BY Former US Classification 3

C12H - Pasteurisation, Sterilisation, Preservation, Purification, Clarification OR Ageing OF Alcoholic BEVERAGES; Methods FOR Altering THE Alcohol Content OF Fermented Solutions OR Alcoholic Beverages 3

C01P - Indexing Scheme Relating TO Structural AND Physical Aspects OF Solid Inorganic Compounds 3

C09C - Treatment OF Inorganic Materials, Other Than Fibrous Fillers, TO Enhance Their Pigmenting OR Filling Properties ; Preparation OF Carbon Black ; ; Preparation OF Inorganic Materials Which ARE NO Single Chemical Compounds AND Which ARE Mainly Used AS Pigments OR Fillers 3

B01J - Chemical OR Physical Processes, e.g. Catalysis OR Colloid CHEMISTRY; Their Relevant Apparatus 2

C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients 2

C08L - Compositions OF Macromolecular Compounds 2

C02F - Treatment OF Water, Waste Water, Sewage, OR Sludge 1

B01D - Separation 1

A01N - Preservation OF Bodies OF Humans OR Animals OR Plants OR Parts Thereof ; Biocides, e.g. AS Disinfectants, AS Pesticides OR AS Herbicides ; Pest Repellants OR ATTRACTANTS; Plant Growth Regulators 1

Top 11 of 11 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

Imerys Filtration Minerals, Inc.'s patent record in context - here's where to go next.

Imerys Filtration Minerals, Inc.'s lead technology class is C03C (Chemical Composition OF Glasses, Glazes OR Vitreous ENAMELS; Surface Treatment OF GLASS; Surface Treatment OF Fibres OR Filaments Made From Glass, Minerals OR SLAGS; Joining Glass TO Glass OR Other MA), 37.5% of its portfolio - see every assignee active in that class. Explore C03C
Ranked #32,018 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Imerys Filtration Minerals, Inc. against Idera, Inc., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 29.9/100 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.