Where does Amfag S.r.l. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Amfag S.r.l. ranks #38,761 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 Amfag S.r.l. hold?

Amfag S.r.l. holds 6 US utility patents granted between 2017 and 2021, spanning 4 technology areas.

What is Amfag S.r.l.'s Innovation Score?

Amfag S.r.l. has an Innovation Score of 19.3 out of 100 (6th 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 Amfag S.r.l. focus on?

Amfag S.r.l.'s top technology area is E03C (Domestic Plumbing Installations FOR Fresh Water OR Waste Water ; Sinks) with 4 patents, ranking #86 of 262 assignees active in that subclass. Grants appear in 4 CPC subclasses total.

Is Amfag S.r.l.'s patent grant rate increasing or decreasing?

Amfag S.r.l.'s recent grant velocity is -50% 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 Amfag S.r.l.'s patents?

Amfag S.r.l.'s patents average 9.2 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 Amfag S.r.l. 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

Amfag S.r.l.

USPTO PatentsView assignee record - 6 granted patents across 4 technology areas, recorded in grant years 2017–2021. 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: E03C (Domestic Plumbing Installations FOR Fresh Water OR Waste Water ; Sinks).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Amfag ranks #38,761 of 49,997 tracked US assignees by granted-patent volume, with 6 patents across 4 technology areas.

#38,761
of 49,997 US assignees by volume: 6th percentile
by Innovation Score (19.3/100): 9.2
avg claims per patent: -50%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R38761 · Foreign Corporation #38,761 · 6 grants

GRANTS-MICRO · LOWER-Q · PHOTO-FINISH · CPC-NARROW · INNOV-LOW · CLAIMS-PAR · TYPE-FRNCORP · VEL-DROP · BOOK-FULL

GRANTS-MICRO 6 grants
LOWER-Q #38,761/49,997
PHOTO-FINISH American Latex
CPC-NARROW E03C · 4 areas
INNOV-LOW 19.3/100
CLAIMS-PAR 9.2 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DROP -50% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: American Latex Corp. (±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 Amfag’s 19.3 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 6.7 pts (35%) Velocity 0.0 pts (0%) Breadth 7.1 pts (37%) Claim depth 5.5 pts (28%)

Qualcomm Incorporated · highest

85
Amfag S r l · this assignee

19
3D Lighting… · lowest

7

What this shows Amfag's Innovation Score is 19.3/100 (6th 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 Amfag?

Each dot is one of Amfag’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). Amfag’s own 9.2 claims/patent is at or below the 11.3 median for these volume peers. Volume here does not track with deeper claims; several lower-volume peers claim more thoroughly per patent.

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

Where Amfag's grants concentrate

Amfag S.r.l. is a focused PatentsView assignee: 4 CPC subclasses with 66.7% of grants classified under E03C (Domestic Plumbing Installations FOR Fresh Water OR Waste Water ; Sinks). Peak complete grant year is 2017 (2 grants) versus a trough of 1 in 2018. By volume, Amfag sits between American Latex Corp. and Ampacet Corporation.

American Latex

6
American Medical

6
American Muscle D…

6
American Security…

6
Amilyfe

6
Amoena Medizin-or…

6
Ampac Fine Chemic…

6
Ampacet

6
Amfag S r l ◀

6

What this shows Amfag holds 6 patents at rank #38,631, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Amfag

By rank, the assignees closest to #38,631 in granted patent volume.

Leaders in E03C (Domestic Plumbing Installations FOR Fresh Water OR Waste…)

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

Amfag's Innovation Score vs. every tracked assignee

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

19 6th percentile higher than 6% 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 · 2017–2021

Grants by year

Teal-shaded recent years (2020–present) versus the 2017–2019 baseline. Full figures in the table below.

View data table

Amfag S.r.l. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2017	2	33.3%
2018	1	16.7%
2019	1	16.7%
2021	2	33.3%

Which technologies does Amfag S.r.l. patent most?

E03C - Domestic Plumbing Installations FOR Fresh Water OR Waste Water ; Sinks 4

F16L - PIPES; Joints OR Fittings FOR PIPES; Supports FOR Pipes, Cables OR Protective TUBING; Means FOR Thermal Insulation IN General 1

E03D - Water-closets OR Urinals With Flushing DEVICES; Flushing Valves Therefor 1

Y10T - Technical Subjects Covered BY Former US Classification 1

Top 4 of 4 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

Amfag S.r.l.'s patent record in context - here's where to go next.

Amfag S.r.l.'s lead technology class is E03C (Domestic Plumbing Installations FOR Fresh Water OR Waste Water ; Sinks), 66.7% of its portfolio - see every assignee active in that class. Explore E03C
Ranked #38,761 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Amfag S.r.l. against American Latex Corp., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 19.3/100 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.