USPTO 2015–2025 USPTO PatentsView Foreign Corporation

Mercer International Inc.

USPTO PatentsView assignee record - 14 granted patents across 15 technology areas, active 2019–2023. Filing-trend and competitive-moat analysis cross-referenced to USPTO Patent Public Search. Primary class: D21H (PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERW).

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

Explore the portfolio See the ranking

Total patents granted

CPC technology areas

19.6

Avg claims per patent

+1200%

5-year filing velocity

The verdict

Mercer holds 14 US patents across 15 technology areas, rank #20,089 of 50,000 tracked assignees.

#20,089
of 50,000 US assignees by volume: Top 46%
by Innovation Score (36.6/100): 19.6
avg claims per patent: +1200%
filing velocity, last 5 yrs

Portfolio overview

Mercer International Inc. has been granted 14 US utility patents between 2019 and 2023, placing Mercer International Inc. at rank #20,089 across all assignees tracked by PlainPatent. This portfolio spans 15 distinct Cooperative Patent Classification (CPC) subclasses, averaging 19.6 claims per patent with primary concentration in D21H (PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERW). As a Foreign Corporation, Mercer International Inc. is one of the more focused assignees in the PatentsView dataset. By volume, Mercer sits between Medical & Biological Laboratories Co., Ltd. (14 patents, rank #20,085) and Metrasens Limited (14 patents, rank #20,093) - the closest US assignees by grant volume. The composite Innovation Score of 36.6/100 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 13 grants, compared with 1 in the 2015–2019 window, a +1200% shift in five-year velocity. An acceleration of this magnitude signals aggressive R&D investment and expanding technical ambition. 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. Mercer International Inc.'s 19.6 average claims per patent sits within the typical range for solid legal coverage without excessive prosecution cost, while concentration in 15 subclasses points to a focused technical program. Combined with portfolio volume, these signals let analysts, investors, and licensing professionals benchmark Mercer International Inc. against peers pursuing similar technology classes.

Medical & Biologi…

14
Medipixel

14
Meinan Machinery…

14
Memverge

14
Merlin Labs

14
Mestek Machinery

14
Metamodix

14
Metrasens

14
Mercer Internatio… ◀

14

What this shows Mercer holds 14 patents at rank #20,089, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Mercer

By rank, the assignees closest to #20,089 in granted patent volume.

Leaders in D21H (PULP Compositions)

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

Mercer's Innovation Score vs. every tracked assignee

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

37 Top 46% higher than 54% 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 · 2019–2023

Grants by year

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

View data table

Mercer International Inc. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2019	1	7.1%
2020	9	64.3%
2021	1	7.1%
2022	1	7.1%
2023	2	14.3%

Which technologies does Mercer International Inc. patent most?

D21H - PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR 14

B32B - LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM 7

D21F - PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON 6

C08L - COMPOSITIONS OF MACROMOLECULAR COMPOUNDS 5

C08J - WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H 5

D21C - PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR 4

A47K - SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR ; TOILET ACCESSORIES 3

B82Y - SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES 3

D21D - TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE 2

D21B - FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT 1

D01B - MECHANICAL TREATMENT OF NATURAL FIBROUS OR FILAMENTARY MATERIAL TO OBTAIN FIBRES OF FILAMENTS, e.g. FOR SPINNING 1

D01C - CHEMICAL OR BIOLOGICAL TREATMENT OF NATURAL FILAMENTARY OR FIBROUS MATERIAL TO OBTAIN FILAMENTS OR FIBRES FOR SPINNING; CARBONISING RAGS TO RECOVER ANIMAL FIBRES 1

D01F - CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS 1

D10B - INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES 1

D01G - PRELIMINARY TREATMENT OF FIBRES, e.g. FOR SPINNING 1

Top 15 of 15 technology areas

Patent Moat Analysis

Portfolio Volume Light

Tech Breadth Focused

Claim Depth Standard

Velocity Accelerating

Where it ranks

Overall rank by patents

#20,089

Across all tracked assignees

Innovation Score

36.6 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 Mercer International Inc. hold?

Mercer International Inc. holds 14 US granted patents filed between 2019 and 2023, spanning 15 technology areas.

What is Mercer International Inc.'s Innovation Score?

Mercer International Inc. has an Innovation Score of 36.6 out of 100. This composite metric weighs portfolio volume (40%), filing velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Mercer International Inc. focus on?

Mercer International Inc.'s top technology area is D21H (PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR) with 14 patents. The company has filed patents in 15 CPC subclasses total.

Is Mercer International Inc.'s patent filing rate increasing or decreasing?

Mercer International Inc.'s recent filing velocity is +1200% compared to the prior five-year period. This indicates accelerating innovation.

What does claim depth mean for Mercer International Inc.'s patents?

Mercer International Inc.'s patents average 19.6 claims each. This falls within the standard range, providing solid legal coverage.

How is the Mercer International 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

Mercer's 14 grants land it in the top 46% 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 - Mercer ranks #20,089 of 50,000. Top 50 holders
Most of this portfolio concentrates in D21H - see who else leads that technology area. D21H 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.