USPTO 2015–2025 USPTO PatentsView Foreign Corporation

Sanexen Environmental Services Inc.

USPTO PatentsView assignee record - 10 granted patents across 17 technology areas, active 2016–2024. Filing-trend and competitive-moat analysis cross-referenced to USPTO Patent Public Search. Primary class: F16L (PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL).

Compiled byPlainPatent Editorial, US Patent Intelligence Editorial Team

Explore the portfolio See the ranking

Total patents granted

CPC technology areas

10.9

Avg claims per patent

+0%

5-year filing velocity

The verdict

Sanexen holds 10 US patents across 17 technology areas, rank #27,291 of 50,000 tracked assignees.

#27,291
of 50,000 US assignees by volume: Top 60%
by Innovation Score (32.1/100): 10.9
avg claims per patent: +0%
filing velocity, last 5 yrs

Portfolio overview

Sanexen Environmental Services Inc. has been granted 10 US utility patents between 2016 and 2024, placing Sanexen Environmental Services Inc. at rank #27,291 across all assignees tracked by PlainPatent. This portfolio spans 17 distinct Cooperative Patent Classification (CPC) subclasses, averaging 10.9 claims per patent with primary concentration in F16L (PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL). As a Foreign Corporation, Sanexen Environmental Services Inc. is one of the more focused assignees in the PatentsView dataset. By volume, Sanexen sits between SAFE Marine Transfer, Llc (10 patents, rank #27,287) and Sauter Feinmechanik Gmbh (10 patents, rank #27,295) - the closest US assignees by grant volume. The composite Innovation Score of 32.1/100 blends portfolio volume, filing velocity, technology breadth, and claim depth into a single comparable measure drawn directly from USPTO PatentsView records.

Filing cadence tells the strategic story. Between 2020 and 2025 the company received 5 grants, compared with 5 in the 2015–2019 window, a +0% shift in five-year velocity. Steady filing volume suggests sustained innovation without dramatic pivots. The Foreign Corporation classification further shapes interpretation, since corporate, government, and individual filers pursue patents for materially different reasons.

Claim depth and technology breadth together indicate competitive posture. Sanexen Environmental Services Inc.'s 10.9 average claims per patent suggests focused, narrowly drawn claims typical of single-invention filings, while concentration in 17 subclasses points to a focused technical program. Combined with portfolio volume, these signals let analysts, investors, and licensing professionals benchmark Sanexen Environmental Services Inc. against peers pursuing similar technology classes.

SAFE Marine Trans…

10
SAGE Science

10
SAMP S P A CON Un…

10
Samplix APS

10
Sangenic Internat…

10
Sanovo Technology…

10
Sasol Technology…

10
Sauter Feinmechan…

10
Sanexen Environme… ◀

10

What this shows Sanexen holds 10 patents at rank #27,291, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Sanexen

By rank, the assignees closest to #27,291 in granted patent volume.

Leaders in F16L (Pipes)

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

Sanexen's Innovation Score vs. every tracked assignee

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

32 Top 60% higher than 40% of 50,000 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 · 2016–2024

Grants by year

Teal-shaded recent years (2020–present) versus the 2016–2019 baseline. Full figures in the table below.

View data table

Sanexen Environmental Services Inc. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2016	2	20.0%
2017	1	10.0%
2019	2	20.0%
2020	2	20.0%
2021	1	10.0%
2023	1	10.0%
2024	1	10.0%

Which technologies does Sanexen Environmental Services Inc. patent most?

F16L - PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL 8

D03D - WOVEN FABRICS; METHODS OF WEAVING; LOOMS 2

D10B - INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES 2

B32B - LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM 1

B09C - RECLAMATION OF CONTAMINATED SOIL 1

B07B - SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL 1

C05F - ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE 1

C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients 1

C04B - LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE ; CERAMICS ; REFRACTORIES; TREATMENT OF NATURAL STONE 1

B03B - SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS 1

Y02W - CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT 1

E21B - EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS 1

E03F - SEWERS; CESSPOOLS 1

B23B - TURNING; BORING 1

Y10T - TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION 1

Top 15 of 17 technology areas

Patent Moat Analysis

Portfolio Volume Light

Tech Breadth Focused

Claim Depth Simple

Velocity Growing

Where it ranks

Overall rank by patents

#27,291

Across all tracked assignees

Innovation Score

32.1 out of 100

View all rankings →

Data Source

USPTO PatentsView, US granted patents 2015–2025

How is Innovation Score calculated?

Frequently Asked Questions

How many patents does Sanexen Environmental Services Inc. hold?

Sanexen Environmental Services Inc. holds 10 US granted patents filed between 2016 and 2024, spanning 17 technology areas.

What is Sanexen Environmental Services Inc.'s Innovation Score?

Sanexen Environmental Services Inc. has an Innovation Score of 32.1 out of 100. This composite metric weighs portfolio volume (40%), filing velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Sanexen Environmental Services Inc. focus on?

Sanexen Environmental Services Inc.'s top technology area is F16L (PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL) with 8 patents. The company has filed patents in 17 CPC subclasses total.

Is Sanexen Environmental Services Inc.'s patent filing rate increasing or decreasing?

Sanexen Environmental Services Inc.'s recent filing velocity is +0% compared to the prior five-year period. The company is maintaining or growing its patent output.

What does claim depth mean for Sanexen Environmental Services Inc.'s patents?

Sanexen Environmental Services Inc.'s patents average 10.9 claims each. This is relatively simple claim structure, typical for focused inventions.

How is the Sanexen Environmental Services 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.

How to use this portfolio

Sanexen's 10 grants land it in the top 60% by Innovation Score, but volume alone doesn't tell you where the strength sits.

Read that count against the largest US assignees before treating it as dominance - Sanexen ranks #27,291 of 50,000. Top 50 holders
Most of this portfolio concentrates in F16L - see who else leads that technology area. F16L leaders
Check what the four-part Innovation Score actually rewards before comparing it to another company. How the score works

Patent counts and the Innovation Score measure patenting activity, not commercial success or the legal strength of any patent. Many patents are filed defensively. Verify the status of an individual patent against official USPTO records.

Data sourced from USPTO PatentsView - official U.S. government patent data. See our methodology for computation details. Retrieved and formatted by PlainPatent Editorial

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 byPlainPatent Editorial, US Patent Intelligence Editorial Team

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.