Where does 4427017 Canada Inc. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), 4427017 Canada Inc. ranks #44,313 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 4427017 Canada Inc. hold?

4427017 Canada Inc. holds 5 US utility patents granted between 2019 and 2021, spanning 6 technology areas.

What is 4427017 Canada Inc.'s Innovation Score?

4427017 Canada Inc. has an Innovation Score of 21.4 out of 100 (8th percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is 4427017 Canada Inc.'s patent grant rate increasing or decreasing?

4427017 Canada Inc.'s recent grant velocity is +300% compared to the prior five-year period (grant years, not application filing dates). This indicates accelerating grant output.

What does claim depth mean for 4427017 Canada Inc.'s patents?

4427017 Canada Inc.'s patents average 11.0 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 4427017 Canada 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.

USPTO 2015–2025 USPTO PatentsView Foreign Corporation

4427017 Canada Inc.

Q: What technology areas does 4427017 Canada Inc. focus on?

4427017 Canada Inc.'s top technology area is E01C (Construction OF, OR Surfaces FOR, Roads, Sports Grounds, OR THE LIKE; Machines OR Auxiliary Tools FOR Construction OR Repair) with 3 patents, ranking #107 of 311 assignees active in that subclass. Grants appear in 6 CPC subclasses total.

USPTO PatentsView assignee record - 5 granted patents across 6 technology areas, recorded in grant years 2019–2021. 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: E01C (Construction OF, OR Surfaces FOR, Roads, Sports Grounds, OR THE LIKE; Machines OR Auxiliary Tools FOR Construction OR Repair).

Compiled by PlainPatent · May 15, 2026

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Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, 4427017 ranks #44,313 of 49,997 tracked US assignees by granted-patent volume, with 5 patents across 6 technology areas.

#44,313
of 49,997 US assignees by volume: 8th percentile
by Innovation Score (21.4/100): 11.0
avg claims per patent: +300%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R44313 · Foreign Corporation #44,313 · 5 grants

GRANTS-MICRO · LOWER-Q · PHOTO-FINISH · CPC-NARROW · INNOV-THIN · CLAIMS-PAR · TYPE-FRNCORP · VEL-SURGE · BOOK-FULL

GRANTS-MICRO 5 grants
LOWER-Q #44,313/49,997
PHOTO-FINISH 3hand
CPC-NARROW E01C · 6 areas
INNOV-THIN 21.4/100
CLAIMS-PAR 11.0 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-SURGE +300% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: 3hand LLC (±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 4427017’s 21.4 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 6.2 pts (29%) Velocity 0.0 pts (0%) Breadth 8.7 pts (40%) Claim depth 6.6 pts (31%)

Qualcomm Incorporated · highest

85
4427017 Canada · this assignee

21
3D Lighting… · lowest

7

What this shows 4427017's Innovation Score is 21.4/100 (8th percentile 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 4427017?

Each dot is one of 4427017’s 7 nearest volume peers (same corpus rank neighbourhood as the chart above), placed by total granted patents (horizontal) against average claims per patent (vertical). 4427017’s own 11.0 claims/patent is at or below the 15.4 median for these volume peers. Volume here does not track with deeper claims; several lower-volume peers claim more thoroughly per patent.

4427017 vs its 7 nearest volume peers: granted patents vs average claims per patent. Source: USPTO PatentsView.

Where 4427017's grants concentrate

4427017 Canada Inc. is a focused PatentsView assignee: 6 CPC subclasses with 60% of grants classified under E01C (Construction OF, OR Surfaces FOR, Roads, Sports Grounds, OR THE LIKE; Machines OR Auxiliary Tools FOR Construction OR Repair). Peak complete grant year is 2020 (2 grants) versus a trough of 1 in 2019. By volume, 4427017 sits between 3hand LLC and 5th Element Limited.

3hand

5
3SC Global

5
3SI Security Syst…

5
5N Plus

5
5X5

5
5th Axis

5
5th Element

5
4427017 Canada ◀

5

What this shows 4427017 holds 5 patents at rank #44,317, shown against the 7 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near 4427017

By rank, the assignees closest to #44,317 in granted patent volume.

Leaders in E01C (Construction OF)

Other assignees with the most granted patents in 4427017's primary technology class.

4427017's Innovation Score vs. every tracked assignee

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

21 8th percentile higher than 8% 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 · 2019–2021

Grants by year

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

View data table

4427017 Canada Inc. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2019	1	20.0%
2020	2	40.0%
2021	2	40.0%

Which technologies does 4427017 Canada Inc. patent most?

E01C - Construction OF, OR Surfaces FOR, Roads, Sports Grounds, OR THE LIKE; Machines OR Auxiliary Tools FOR Construction OR Repair 3

B32B - Layered Products, i.e. Products Built-up OF Strata OF Flat OR Non-flat, e.g. Cellular OR Honeycomb, Form 3

A63B - Apparatus FOR Physical Training, Gymnastics, Swimming, Climbing, OR FENCING; Ball GAMES; Training Equipment 2

A63C - SKATES; SKIS; Roller SKATES; Design OR Layout OF Courts, Rinks OR THE Like 2

Y02A - Technologies FOR Adaptation TO Climate Change 2

Y10T - Technical Subjects Covered BY Former US Classification 2

Top 6 of 6 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

4427017 Canada Inc.'s patent record in context - here's where to go next.

4427017 Canada Inc.'s lead technology class is E01C (Construction OF, OR Surfaces FOR, Roads, Sports Grounds, OR THE LIKE; Machines OR Auxiliary Tools FOR Construction OR Repair), 60% of its portfolio - see every assignee active in that class. Explore E01C
Ranked #44,313 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare 4427017 Canada Inc. against 3hand LLC, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 21.4/100 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.