USPTO 2015–2025 USPTO PatentsView Foreign Corporation

Mitel Networks Corporation

USPTO PatentsView assignee record - 144 granted patents across 21 technology areas, active 2015–2025. Filing-trend and competitive-moat analysis cross-referenced to USPTO Patent Public Search. Primary class: H04L (TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION).

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

Explore the portfolio See the ranking

144

Total patents granted

CPC technology areas

16.9

Avg claims per patent

-15%

5-year filing velocity

The verdict

Mitel holds 144 US patents across 21 technology areas, rank #2,693 of 50,000 tracked assignees.

#2,693
of 50,000 US assignees by volume: Top 17%
by Innovation Score (48.0/100): 16.9
avg claims per patent: -15%
filing velocity, last 5 yrs

Portfolio overview

Mitel Networks Corporation has been granted 144 US utility patents between 2015 and 2025, placing Mitel Networks Corporation at rank #2,693 across all assignees tracked by PlainPatent. This portfolio spans 21 distinct Cooperative Patent Classification (CPC) subclasses, averaging 16.9 claims per patent with primary concentration in H04L (TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION). As a Foreign Corporation, Mitel Networks Corporation is one of the more focused assignees in the PatentsView dataset. By volume, Mitel sits between Harley-davidson Motor Company, Inc. (144 patents, rank #2,689) and Qualcomm Technologies Inc. (144 patents, rank #2,697) - the closest US assignees by grant volume. The composite Innovation Score of 48.0/100 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 66 grants, compared with 78 in the 2015–2019 window, a -15% shift in five-year velocity. A cooling filing rate may reflect portfolio consolidation, shifting priorities, or reduced R&D throughput. 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. Mitel Networks Corporation's 16.9 average claims per patent sits within the typical range for solid legal coverage without excessive prosecution cost, while a multi-domain presence across 21 subclasses balances depth with breadth. Combined with portfolio volume, these signals let analysts, investors, and licensing professionals benchmark Mitel Networks Corporation against peers pursuing similar technology classes.

Harley-davidson M…

144
Korea Aerospace R…

144
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144
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144
Nbcuniversal Media

144
Nidec Tosok

144
Pilkington Group

144
Qualcomm

144
Mitel Networks ◀

144

What this shows Mitel holds 144 patents at rank #2,693, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Mitel

By rank, the assignees closest to #2,693 in granted patent volume.

Leaders in H04L (Transmission OF Digital Information)

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

Mitel's Innovation Score vs. every tracked assignee

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

48 Top 17% higher than 83% 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 · 2015–2025

Grants by year

Teal-shaded recent years (2020–present) versus the 2015–2019 baseline. Full figures in the table below.

View data table

Mitel Networks Corporation patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	11	7.6%
2016	12	8.3%
2017	13	9.0%
2018	23	16.0%
2019	19	13.2%
2020	13	9.0%
2021	14	9.7%
2022	9	6.3%
2023	14	9.7%
2024	8	5.6%
2025	8	5.6%

Which technologies does Mitel Networks Corporation patent most?

H04L - TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 88

H04M - TELEPHONIC COMMUNICATION 74

G06F - ELECTRIC DIGITAL DATA PROCESSING 45

G06Q - INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR 29

H04W - WIRELESS COMMUNICATION NETWORKS 27

G10L - SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING 19

H04N - PICTORIAL COMMUNICATION, e.g. TELEVISION 14

H04R - LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS 5

G06N - COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS 3

Y02D - CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE 3

H04B - TRANSMISSION 2

G06V - IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING 2

G01S - RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES 2

H04Q - SELECTING 1

H01R - ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS 1

Top 15 of 21 technology areas

Patent Moat Analysis

Portfolio Volume Moderate

Tech Breadth Multi-domain

Claim Depth Standard

Velocity Declining

Where it ranks

Overall rank by patents

#2,693

Across all tracked assignees

Innovation Score

48.0 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 Mitel Networks Corporation hold?

Mitel Networks Corporation holds 144 US granted patents filed between 2015 and 2025, spanning 21 technology areas.

What is Mitel Networks Corporation's Innovation Score?

Mitel Networks Corporation has an Innovation Score of 48.0 out of 100. This composite metric weighs portfolio volume (40%), filing velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Mitel Networks Corporation focus on?

Mitel Networks Corporation's top technology area is H04L (TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION) with 88 patents. The company has filed patents in 21 CPC subclasses total.

Is Mitel Networks Corporation's patent filing rate increasing or decreasing?

Mitel Networks Corporation's recent filing velocity is -15% compared to the prior five-year period. Filing activity has slowed relative to earlier years.

What does claim depth mean for Mitel Networks Corporation's patents?

Mitel Networks Corporation's patents average 16.9 claims each. This falls within the standard range, providing solid legal coverage.

How is the Mitel Networks Corporation 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

Mitel's 144 grants land it in the top 17% 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 - Mitel ranks #2,693 of 50,000. Top 50 holders
Most of this portfolio concentrates in H04L - see who else leads that technology area. H04L 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.