Where does Fath, Inc. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Fath, Inc. ranks #35,290 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 Fath, Inc. hold?

Fath, Inc. holds 7 US utility patents granted between 2015 and 2021, spanning 8 technology areas.

What is Fath, Inc.'s Innovation Score?

Fath, Inc. has an Innovation Score of 23.2 out of 100 (12th 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 Fath, Inc. focus on?

Fath, Inc.'s top technology area is E05B (LOCKS; Accessories THEREFOR; Handcuffs) with 4 patents. Grants appear in 8 CPC subclasses total.

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

Fath, Inc.'s recent grant velocity is -83% 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 Fath, Inc.'s patents?

Fath, Inc.'s patents average 10.0 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 Fath, 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

Fath, Inc.

USPTO PatentsView assignee record - 7 granted patents across 8 technology areas, recorded in grant years 2015–2021. 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: E05B (LOCKS; Accessories THEREFOR; Handcuffs).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Fath ranks #35,290 of 49,997 tracked US assignees by granted-patent volume, with 7 patents across 8 technology areas.

#35,290
of 49,997 US assignees by volume: 12th percentile
by Innovation Score (23.2/100): 10.0
avg claims per patent: -83%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R35290 · US Corporation #35,290 · 7 grants

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

GRANTS-MICRO 7 grants
MID-PACK #35,290/49,997
PHOTO-FINISH Famidoc Technology
CPC-NARROW E05B · 8 areas
INNOV-THIN 23.2/100
CLAIMS-PAR 10.0 claims/avg
TYPE-USCORP US Corporation
VEL-DROP -83% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Famidoc Technology Co., Ltd. (±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.

Qualcomm Incorporated · highest

85
Fath · this assignee

23
3D Lighting… · lowest

7

What this shows Fath's Innovation Score is 23.2/100 (12th 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.

Where Fath's grants concentrate

Fath, Inc. is a focused PatentsView assignee: 8 CPC subclasses with 57.1% of grants classified under E05B (LOCKS; Accessories THEREFOR; Handcuffs). Peak complete grant year is 2015 (2 grants) versus a trough of 1 in 2021. By volume, Fath sits between Famidoc Technology Co., Ltd. and FDH Infrastructure Services, LLC.

Famidoc Technology

7
FAN FI Internatio…

7
Fast SIC Semicond…

7
Fasten Swim Group

7
FBG Korea

7
Fbgs

7
Fcnt

7
FDH Infrastructur…

7
Fath ◀

7

What this shows Fath holds 7 patents at rank #35,277, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Fath

By rank, the assignees closest to #35,277 in granted patent volume.

Leaders in E05B (Locks)

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

Fath's Innovation Score vs. every tracked assignee

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

23 12th percentile higher than 12% 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 · 2015–2021

Grants by year

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

View data table

Fath, Inc. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	2	28.6%
2018	2	28.6%
2019	2	28.6%
2021	1	14.3%

Which technologies does Fath, Inc. patent most?

E05B - LOCKS; Accessories THEREFOR; Handcuffs 4

E05C - Bolts OR Fastening Devices FOR Wings, Specially FOR Doors OR Windows 3

Y10T - Technical Subjects Covered BY Former US Classification 3

B65F - Gathering OR Removal OF Domestic OR Like Refuse 1

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

F24S - Solar Heat COLLECTORS; Solar Heat Systems 1

Y02B - Climate Change Mitigation Technologies Related TO Buildings, e.g. Housing, House Appliances OR Related End-user Applications 1

Y02E - Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution 1

Top 8 of 8 technology areas

Where it ranks

Overall rank by patents

#35,290

of 49,997 tracked assignees

Innovation Score

23.2 out of 100

View all rankings →

Data Source

USPTO PatentsView, US granted patents 2015–2025

How is Innovation Score calculated?

What to do with this data

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

Fath, Inc.'s lead technology class is E05B (LOCKS; Accessories THEREFOR; Handcuffs), 57.1% of its portfolio - see every assignee active in that class. Explore E05B
Ranked #35,290 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Fath, Inc. against Famidoc Technology Co., Ltd., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 23.2/100 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.