Where does 1311854 Ontario Limited rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), 1311854 Ontario Limited ranks #27,929 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 1311854 Ontario Limited hold?

1311854 Ontario Limited holds 9 US utility patents granted between 2015 and 2020, spanning 5 technology areas.

What is 1311854 Ontario Limited's Innovation Score?

1311854 Ontario Limited has an Innovation Score of 23.8 out of 100 (13th percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does 1311854 Ontario Limited focus on?

1311854 Ontario Limited's top technology area is E21D (SHAFTS; TUNNELS; GALLERIES; Large Underground Chambers) with 8 patents, ranking #13 of 112 assignees active in that subclass. Grants appear in 5 CPC subclasses total.

Is 1311854 Ontario Limited's patent grant rate increasing or decreasing?

1311854 Ontario Limited's recent grant velocity is -87% compared to the prior five-year period (grant years, not application filing dates). Grant activity has slowed relative to earlier years.

What does claim depth mean for 1311854 Ontario Limited's patents?

1311854 Ontario Limited's patents average 13.2 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 1311854 Ontario Limited 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

1311854 Ontario Limited

USPTO PatentsView assignee record - 9 granted patents across 5 technology areas, recorded in grant years 2015–2020. 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: E21D (SHAFTS; TUNNELS; GALLERIES; Large Underground Chambers).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, 1311854 ranks #27,929 of 49,997 tracked US assignees by granted-patent volume, with 9 patents across 5 technology areas.

#27,929
of 49,997 US assignees by volume: 13th percentile
by Innovation Score (23.8/100): 13.2
avg claims per patent: -87%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R27929 · Foreign Corporation #27,929 · 9 grants

GRANTS-MICRO · MID-PACK · PHOTO-FINISH · CPC-NARROW · INNOV-THIN · CLAIMS-RICH · TYPE-FRNCORP · VEL-DROP · BOOK-FULL

GRANTS-MICRO 9 grants
MID-PACK #27,929/49,997
PHOTO-FINISH 1004335 Ontario
CPC-NARROW E21D · 5 areas
INNOV-THIN 23.8/100
CLAIMS-RICH 13.2 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DROP -87% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: 1004335 Ontario Inc. (±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 1311854’s 23.8 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 8.0 pts (34%) Velocity 0.0 pts (0%) Breadth 7.9 pts (33%) Claim depth 7.9 pts (33%)

Qualcomm Incorporated · highest

85
1311854 Ontario · this assignee

24
3D Lighting… · lowest

7

What this shows 1311854's Innovation Score is 23.8/100 (13th 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 1311854?

Each dot is one of 1311854’s 8 nearest volume peers (same corpus rank neighbourhood as the chart above), placed by total granted patents (horizontal) against average claims per patent (vertical). 1311854’s own 13.2 claims/patent is at or below the 16.4 median for these volume peers. Volume here does not track with deeper claims; several lower-volume peers claim more thoroughly per patent.

1311854 vs its 8 nearest volume peers: granted patents vs average claims per patent. Source: USPTO PatentsView.

Where 1311854's grants concentrate

1311854 Ontario Limited is a focused PatentsView assignee: 5 CPC subclasses with 88.9% of grants classified under E21D (SHAFTS; TUNNELS; GALLERIES; Large Underground Chambers). Peak complete grant year is 2016 (3 grants) versus a trough of 1 in 2019. By volume, 1311854 sits between thyssenkrupp Polysius GmbH and 2KDirect, Inc..

thyssenkrupp Poly…

10
vida Therapeutics

10
1004335 Ontario

9
1010210 B C

9
1366

9
1929803 Ontario

9
1A Smart Start

9
2kdirect

9
1311854 Ontario ◀

9

What this shows 1311854 holds 9 patents at rank #27,929, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near 1311854

By rank, the assignees closest to #27,929 in granted patent volume.

Leaders in E21D (Shafts)

Other assignees with the most granted patents in 1311854's primary technology class.

1311854's Innovation Score vs. every tracked assignee

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

24 13th percentile higher than 13% 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 · 2015–2020

Grants by year

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

View data table

1311854 Ontario Limited patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	2	22.2%
2016	3	33.3%
2017	2	22.2%
2019	1	11.1%
2020	1	11.1%

Which technologies does 1311854 Ontario Limited patent most?

E21D - SHAFTS; TUNNELS; GALLERIES; Large Underground Chambers 8

E21B - Earth OR Rock DRILLING; Obtaining OIL, GAS, Water, Soluble OR Meltable Materials OR A Slurry OF Minerals From Wells 5

E02D - FOUNDATIONS; EXCAVATIONS; Embankments ; Underground OR Underwater Structures 2

B23Q - Details, Components, OR Accessories FOR Machine Tools, e.g. Arrangements FOR Copying OR Controlling ; Machine Tools IN General Characterised BY THE Construction OF Particular Details OR COMPONENTS; Combinations OR Associations OF Metal-working Machines, NOT Directed TO A Particular Result 1

E01F - Additional Work, Such AS Equipping Roads OR THE Construction OF Platforms, Helicopter Landing Stages, Signs, Snow Fences, OR THE Like 1

Top 5 of 5 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

1311854 Ontario Limited's patent record in context - here's where to go next.

1311854 Ontario Limited's lead technology class is E21D (SHAFTS; TUNNELS; GALLERIES; Large Underground Chambers), 88.9% of its portfolio - see every assignee active in that class. Explore E21D
Ranked #27,929 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare 1311854 Ontario Limited against thyssenkrupp Polysius GmbH, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 23.8/100 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.