Where does FilterMag International, Inc. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), FilterMag International, Inc. ranks #46,720 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 FilterMag International, Inc. hold?

FilterMag International, Inc. holds 5 US utility patents granted between 2016 and 2021, spanning 3 technology areas.

What is FilterMag International, Inc.'s Innovation Score?

FilterMag International, Inc. has an Innovation Score of 20.1 out of 100 (7th percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is FilterMag International, Inc.'s patent grant rate increasing or decreasing?

FilterMag International, Inc.'s recent grant velocity is -33% 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 FilterMag International, Inc.'s patents?

FilterMag International, Inc.'s patents average 13.0 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 FilterMag International, 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

FilterMag International, Inc.

Q: What technology areas does FilterMag International, Inc. focus on?

FilterMag International, Inc.'s top technology area is B03C (Magnetic OR Electrostatic Separation OF Solid Materials From Solid Materials OR FLUIDS; Separation BY High-voltage Electric Fields) with 5 patents, ranking #34 of 253 assignees active in that subclass. Grants appear in 3 CPC subclasses total.

USPTO PatentsView assignee record - 5 granted patents across 3 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: B03C (Magnetic OR Electrostatic Separation OF Solid Materials From Solid Materials OR FLUIDS; Separation BY High-voltage Electric Fields).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Filtermag ranks #46,720 of 49,997 tracked US assignees by granted-patent volume, with 5 patents across 3 technology areas.

#46,720
of 49,997 US assignees by volume: 7th percentile
by Innovation Score (20.1/100): 13.0
avg claims per patent: -33%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R46720 · US Corporation #46,720 · 5 grants

GRANTS-MICRO · BOTTOM-DECILE · PHOTO-FINISH · CPC-NARROW · INNOV-THIN · CLAIMS-RICH · TYPE-USCORP · VEL-DOWN · BOOK-FULL

GRANTS-MICRO 5 grants
BOTTOM-DECILE #46,720/49,997
PHOTO-FINISH Fibrocell
CPC-NARROW B03C · 3 areas
INNOV-THIN 20.1/100
CLAIMS-RICH 13.0 claims/avg
TYPE-USCORP US Corporation
VEL-DOWN -33% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Fibrocell Technologies, 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 Filtermag’s 20.1 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 6.2 pts (31%) Velocity 0.0 pts (0%) Breadth 6.1 pts (30%) Claim depth 7.8 pts (39%)

Qualcomm Incorporated · highest

85
FilterMag Internatio… · this assignee

20
3D Lighting… · lowest

7

What this shows Filtermag's Innovation Score is 20.1/100 (7th 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 Filtermag?

Each dot is one of Filtermag’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). Filtermag’s own 13.0 claims/patent is ABOVE the 12.0 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Filtermag's grants concentrate

FilterMag International, Inc. is a focused PatentsView assignee: 3 CPC subclasses with 100% of grants classified under B03C (Magnetic OR Electrostatic Separation OF Solid Materials From Solid Materials OR FLUIDS; Separation BY High-voltage Electric Fields). By volume, Filtermag sits between Fibrocell Technologies, Inc. and Finicity Corporation.

Fibrocell

5
Fighting Golf

5
Fillmaster Systems

5
Filmic

5
Filtrona Filter P…

5
Fimbrion Therapeu…

5
Finding Rover

5
Finicity

5
Filtermag Interna… ◀

5

What this shows FilterMag holds 5 patents at rank #46,843, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near FilterMag

By rank, the assignees closest to #46,843 in granted patent volume.

Leaders in B03C (Magnetic OR Electrostatic Separation OF Solid Materials F…)

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

Filtermag's Innovation Score vs. every tracked assignee

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

20 7th percentile higher than 7% 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

FilterMag International, Inc. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2016	1	20.0%
2017	1	20.0%
2018	1	20.0%
2020	1	20.0%
2021	1	20.0%

Which technologies does FilterMag International, Inc. patent most?

B03C - Magnetic OR Electrostatic Separation OF Solid Materials From Solid Materials OR FLUIDS; Separation BY High-voltage Electric Fields 5

F01M - Lubricating OF Machines OR Engines IN GENERAL; Lubricating Internal Combustion ENGINES; Crankcase Ventilating 1

F16N - Lubricating 1

Top 3 of 3 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

FilterMag International, Inc.'s patent record in context - here's where to go next.

FilterMag International, Inc.'s lead technology class is B03C (Magnetic OR Electrostatic Separation OF Solid Materials From Solid Materials OR FLUIDS; Separation BY High-voltage Electric Fields), 100% of its portfolio - see every assignee active in that class. Explore B03C
Ranked #46,720 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare FilterMag International, Inc. against Fibrocell Technologies, Inc., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 20.1/100 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.