USPTO 2015–2025 USPTO PatentsView Foreign Corporation

Essentra Filter Products Development Co. Pte. Ltd.

USPTO PatentsView assignee record - 12 granted patents across 10 technology areas, active 2016–2024. Filing-trend and competitive-moat analysis cross-referenced to USPTO Patent Public Search. Primary class: A24D (CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES).

Compiled byPlainPatent Editorial, US Patent Intelligence Editorial Team · May 15, 2026

Explore the portfolio See the ranking

Total patents granted

CPC technology areas

16.4

Avg claims per patent

+40%

5-year filing velocity

The verdict

Essentra holds 12 US patents across 10 technology areas, rank #22,546 of 50,000 tracked assignees.

#22,546
of 50,000 US assignees by volume: Top 54%
by Innovation Score (33.9/100): 16.4
avg claims per patent: +40%
filing velocity, last 5 yrs

Portfolio overview

Essentra Filter Products Development Co. Pte. Ltd. has been granted 12 US utility patents between 2016 and 2024, placing Essentra Filter Products Development Co. Pte. Ltd. at rank #22,546 across all assignees tracked by PlainPatent. This portfolio spans 10 distinct Cooperative Patent Classification (CPC) subclasses, averaging 16.4 claims per patent with primary concentration in A24D (CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES). As a Foreign Corporation, Essentra Filter Products Development Co. Pte. Ltd. is one of the more focused assignees in the PatentsView dataset. By volume, Essentra sits between Escient Pharmaceuticals, Inc. (12 patents, rank #22,542) and Everest Networks, Inc. (12 patents, rank #22,550) - the closest US assignees by grant volume. The composite Innovation Score of 33.9/100 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 7 grants, compared with 5 in the 2015–2019 window, a +40% 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. Essentra Filter Products Development Co. Pte. Ltd.'s 16.4 average claims per patent sits within the typical range for solid legal coverage without excessive prosecution cost, while concentration in 10 subclasses points to a focused technical program. Combined with portfolio volume, these signals let analysts, investors, and licensing professionals benchmark Essentra Filter Products Development Co. Pte. Ltd. against peers pursuing similar technology classes.

Escient Pharmaceu…

12
Esko Software BV

12
Esko Software BVBA

12
Esmeralda Breedin…

12
Essex Furukawa Ma…

12
Ethypharm

12
Eurokera

12
Everest Networks

12
Essentra Filter P… ◀

12

What this shows Essentra holds 12 patents at rank #22,546, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Essentra

By rank, the assignees closest to #22,546 in granted patent volume.

Leaders in A24D (Cigars)

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

Essentra's Innovation Score vs. every tracked assignee

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

34 Top 54% higher than 46% 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

Essentra Filter Products Development Co. Pte. Ltd. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2016	1	8.3%
2017	1	8.3%
2018	2	16.7%
2019	1	8.3%
2020	1	8.3%
2021	3	25.0%
2023	2	16.7%
2024	1	8.3%

Which technologies does Essentra Filter Products Development Co. Pte. Ltd. patent most?

A24D - CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES 10

A24F - SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES 3

A24B - MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF 3

A61M - DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY ; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY ; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR 2

A24C - MACHINES FOR MAKING CIGARS OR CIGARETTES 2

G06T - IMAGE DATA PROCESSING OR GENERATION, IN GENERAL 2

B65D - CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES 1

B65B - MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING 1

A61J - CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE 1

H05B - ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL 1

Top 10 of 10 technology areas

Patent Moat Analysis

Portfolio Volume Light

Tech Breadth Focused

Claim Depth Standard

Velocity Growing

Where it ranks

Overall rank by patents

#22,546

Across all tracked assignees

Innovation Score

33.9 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 Essentra Filter Products Development Co. Pte. Ltd. hold?

Essentra Filter Products Development Co. Pte. Ltd. holds 12 US granted patents filed between 2016 and 2024, spanning 10 technology areas.

What is Essentra Filter Products Development Co. Pte. Ltd.'s Innovation Score?

Essentra Filter Products Development Co. Pte. Ltd. has an Innovation Score of 33.9 out of 100. This composite metric weighs portfolio volume (40%), filing velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Essentra Filter Products Development Co. Pte. Ltd. focus on?

Essentra Filter Products Development Co. Pte. Ltd.'s top technology area is A24D (CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES) with 10 patents. The company has filed patents in 10 CPC subclasses total.

Is Essentra Filter Products Development Co. Pte. Ltd.'s patent filing rate increasing or decreasing?

Essentra Filter Products Development Co. Pte. Ltd.'s recent filing velocity is +40% compared to the prior five-year period. The company is maintaining or growing its patent output.

What does claim depth mean for Essentra Filter Products Development Co. Pte. Ltd.'s patents?

Essentra Filter Products Development Co. Pte. Ltd.'s patents average 16.4 claims each. This falls within the standard range, providing solid legal coverage.

How is the Essentra Filter Products Development Co. Pte. Ltd. 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

Essentra's 12 grants land it in the top 54% 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 - Essentra ranks #22,546 of 50,000. Top 50 holders
Most of this portfolio concentrates in A24D - see who else leads that technology area. A24D 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 · 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.