Where does Guardian Europe S.A.R.L. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Guardian Europe S.A.R.L. ranks #8,039 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 Guardian Europe S.A.R.L. hold?

Guardian Europe S.A.R.L. holds 40 US utility patents granted between 2018 and 2025, spanning 17 technology areas.

What is Guardian Europe S.A.R.L.'s Innovation Score?

Guardian Europe S.A.R.L. has an Innovation Score of 39.0 out of 100 (top 39% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Guardian Europe S.A.R.L.'s patent grant rate increasing or decreasing?

Guardian Europe S.A.R.L.'s recent grant velocity is +0% compared to the prior five-year period (grant years, not application filing dates). The company is maintaining or growing its granted-patent output.

What does claim depth mean for Guardian Europe S.A.R.L.'s patents?

Guardian Europe S.A.R.L.'s patents average 18.1 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 Guardian Europe S.A.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

Guardian Europe S.A.R.L.

Q: What technology areas does Guardian Europe S.A.R.L. focus on?

Guardian Europe S.A.R.L.'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 37 patents, ranking #23 of 498 assignees active in that subclass. Grants appear in 17 CPC subclasses total.

USPTO PatentsView assignee record - 40 granted patents across 17 technology areas, recorded in grant years 2018–2025. 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, Guardian ranks #8,039 of 49,997 tracked US assignees by granted-patent volume, with 40 patents across 17 technology areas.

#8,039
of 49,997 US assignees by volume: Top 39%
by Innovation Score (39.0/100): 18.1
avg claims per patent: +0%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R8039 · Foreign Corporation #8,039 · 40 grants

GRANTS-SMALL · UPPER-Q · PHOTO-FINISH · CPC-FOCUS · INNOV-THIN · CLAIMS-RICH · TYPE-FRNCORP · VEL-FLAT · BOOK-FULL

GRANTS-SMALL 40 grants
UPPER-Q #8,039/49,997
PHOTO-FINISH GCP Applied
CPC-FOCUS C03C · 17 areas
INNOV-THIN 39.0/100
CLAIMS-RICH 18.1 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-FLAT +0% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: GCP Applied 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 Guardian’s 39.0 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 12.8 pts (33%) Velocity 0.7 pts (2%) Breadth 14.6 pts (37%) Claim depth 10.9 pts (28%)

Qualcomm Incorporated · highest

85
Medical Research… · near

39
MOVEA · near

39
Guardian Europe R L · this assignee

39
IMV · near

39
Wits · near

39
3D Lighting… · lowest

7

What this shows Guardian's Innovation Score is 39.0/100 (top 39% 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 Guardian?

Each dot is one of Guardian’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). Guardian’s own 18.1 claims/patent is ABOVE the 13.8 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Guardian's grants concentrate

Guardian Europe S.A.R.L. is a focused PatentsView assignee: 17 CPC subclasses with 92.5% 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 2020 (13 grants) versus a trough of 1 in 2023. By volume, Guardian sits between G.T. LINE—S.R.L. and Hangzhou Zero Zero Technology Co., Ltd..

Guardian's three-year grant acceleration

From 2019–2021 to 2022–2024, Guardian Europe S.A.R.L. moved from 28 to 3 grants (0.11x the prior three-year total, a multiple, not a CAGR). See the growth leaderboard.

G T LINE—S R L

40
GCP Applied

40
Ghost Autonomy

40
Guandong Ocean Un…

40
Gunze

40
Green Cross

40
Guangdong Midea W…

40
Hangzhou Zero Zer…

40
Guardian Europe R… ◀

40

What this shows Guardian holds 40 patents at rank #8,037, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Guardian

By rank, the assignees closest to #8,037 in granted patent volume.

Leaders in C03C (Chemical Composition OF Glasses)

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Guardian, neither rank-band nor same-CPC leaders (those blocks stay above). In C03C (Chemical Composition OF Glasses), Guardian ranks #23 of 498 assignees by patent count in that subclass.

Similar innovation score

Nearest assignees by Innovation Score (39 here).

Wits Co., Ltd. 39 IMV Technologies 39 Medical Research Council 39 MOVEA 39

Guardian's Innovation Score vs. every tracked assignee

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

39 Top 39% higher than 61% 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 · 2018–2025

Grants by year

Teal-shaded recent years (2020–present) versus the 2018–2019 baseline. Full figures in the table below.

View data table

Guardian Europe S.A.R.L. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2018	7	17.5%
2019	12	30.0%
2020	13	32.5%
2021	3	7.5%
2022	2	5.0%
2023	1	2.5%
2025partial year	2	5.0%

Which technologies does Guardian Europe S.A.R.L. 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 37

Y10T - Technical Subjects Covered BY Former US Classification 14

E06B - Fixed OR Movable Closures FOR Openings IN Buildings, Vehicles, Fences OR Like Enclosures IN General, e.g. Doors, Windows, Blinds, Gates 14

G02B - Optical Elements, Systems OR Apparatus 13

B32B - Layered Products, i.e. Products Built-up OF Strata OF Flat OR Non-flat, e.g. Cellular OR Honeycomb, Form 9

C09D - Coating Compositions, e.g. Paints, Varnishes OR LACQUERS; Filling PASTES; Chemical Paint OR INK REMOVERS; INKS; Correcting FLUIDS; WOODSTAINS; Pastes OR Solids FOR Colouring OR PRINTING; USE OF Materials Therefor 8

C23C - Coating Metallic MATERIAL; Coating Material With Metallic MATERIAL; Surface Treatment OF Metallic Material BY Diffusion Into THE Surface, BY Chemical Conversion OR SUBSTITUTION; Coating BY Vacuum Evaporation, BY Sputtering, BY ION Implantation OR BY Chemical Vapour Deposition, IN General 7

Y02B - Climate Change Mitigation Technologies Related TO Buildings, e.g. Housing, House Appliances OR Related End-user Applications 4

C03B - Manufacture, Shaping, OR Supplementary Processes 3

H01J - Electric Discharge Tubes OR Discharge Lamps 2

C22C - Alloys 1

B05D - Processes FOR Applying Fluent Materials TO Surfaces, IN General 1

C09K - Materials FOR Miscellaneous Applications, NOT Provided FOR Elsewhere 1

B60J - Windows, Windscreens, Non-fixed Roofs, Doors, OR Similar Devices FOR VEHICLES; Removable External Protective Coverings Specially Adapted FOR Vehicles 1

F25D - REFRIGERATORS; Cold ROOMS; ICE-BOXES; Cooling OR Freezing Apparatus NOT Otherwise Provided FOR 1

Top 15 of 17 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

Guardian Europe S.A.R.L.'s patent record in context - here's where to go next.

Guardian Europe S.A.R.L.'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), 92.5% of its portfolio - see every assignee active in that class. Explore C03C
Ranked #8,039 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Guardian Europe S.A.R.L. against G.T. LINE—S.R.L., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 39.0/100 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.