PlainPatent
USPTO 2015–2025 USPTO PatentsView Foreign Corporation

Warren Industries Ltd.

USPTO PatentsView assignee record - 11 granted patents across 7 technology areas, active 2017–2020. Filing-trend and competitive-moat analysis cross-referenced to USPTO Patent Public Search. Primary class: E05F (DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING).

Explore the portfolio See the ranking
11
Total patents granted
7
CPC technology areas
10.8
Avg claims per patent
-90%
5-year filing velocity

The verdict

Warren holds 11 US patents across 7 technology areas, rank #25,512 of 50,000 tracked assignees.

#25,512
of 50,000 US assignees by volume
Top 85%
by Innovation Score (24.4/100)
10.8
avg claims per patent
-90%
filing velocity, last 5 yrs

Portfolio overview

Warren Industries Ltd. has been granted 11 US utility patents between 2017 and 2020, placing Warren Industries Ltd. at rank #25,512 across all assignees tracked by PlainPatent. This portfolio spans 7 distinct Cooperative Patent Classification (CPC) subclasses, averaging 10.8 claims per patent with primary concentration in E05F (DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING). As a Foreign Corporation, Warren Industries Ltd. is one of the more focused assignees in the PatentsView dataset. By volume, Warren sits between Vivante Corporation (11 patents, rank #25,508) and WELL Being Digital Limited (11 patents, rank #25,516) - the closest US assignees by grant volume. The composite Innovation Score of 24.4/100 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 1 grants, compared with 10 in the 2015–2019 window, a -90% 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. Warren Industries Ltd.'s 10.8 average claims per patent suggests focused, narrowly drawn claims typical of single-invention filings, while concentration in 7 subclasses points to a focused technical program. Combined with portfolio volume, these signals let analysts, investors, and licensing professionals benchmark Warren Industries Ltd. against peers pursuing similar technology classes.

Who files at Warren's volume?

Granted US patents 2015–2025 versus its nearest-ranked assignees by volume, this company marked ◀

patents

What this shows Warren holds 11 patents at rank #25,512, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Source USPTO PatentsView, granted utility patents As of 2015–2025

Warren's Innovation Score vs. every tracked assignee

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

24 Top 85% higher than 15% of 50,000 US assignees

0–10: 687 US assignees (1%). Below this entry. 10–20: 2,527 US assignees (5%). Below this entry. 20–30: 13,162 US assignees (26%). This entry sits in this band. 30–40: 15,294 US assignees (31%). Above this entry. 40–50: 11,491 US assignees (23%). Above this entry. 50–60: 5,058 US assignees (10%). Above this entry. 60–70: 1,537 US assignees (3%). Above this entry. 70–80: 234 US assignees (0%). Above this entry. 80–90: 10 US assignees (0%). Above this entry. 90–100: 0 US assignees (0%). Above this entry. This assignee 0 100 every tracked assignee, bucketed by value

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

02468 2017201820192020 1
USPTO utility patent grants by year · 2017–2020

Grants by year

Teal-shaded recent years (2020–present) versus the 2017–2019 baseline. Full figures in the table below.

View data table
Warren Industries Ltd. patent grants by year, 2015–2025
Year Patents Granted Share of Period
2017 2 18.2%
2018 2 18.2%
2019 6 54.5%
2020 1 9.1%

Which technologies does Warren Industries Ltd. patent most?

Top 7 of 7 technology areas

Patent Moat Analysis

Portfolio Volume Light
Tech Breadth Focused
Claim Depth Simple
Velocity Declining

Where it ranks

Overall rank by patents

#25,512

Across all tracked assignees

Innovation Score

24.4 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 Warren Industries Ltd. hold?
Warren Industries Ltd. holds 11 US granted patents filed between 2017 and 2020, spanning 7 technology areas.
What is Warren Industries Ltd.'s Innovation Score?
Warren Industries Ltd. has an Innovation Score of 24.4 out of 100. This composite metric weighs portfolio volume (40%), filing velocity (20%), technology breadth (25%), and claim depth (15%).
What technology areas does Warren Industries Ltd. focus on?
Warren Industries Ltd.'s top technology area is E05F (DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING) with 7 patents. The company has filed patents in 7 CPC subclasses total.
Is Warren Industries Ltd.'s patent filing rate increasing or decreasing?
Warren Industries Ltd.'s recent filing velocity is -90% compared to the prior five-year period. Filing activity has slowed relative to earlier years.
What does claim depth mean for Warren Industries Ltd.'s patents?
Warren Industries Ltd.'s patents average 10.8 claims each. This is relatively simple claim structure, typical for focused inventions.
How is the Warren Industries 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

Warren's 11 grants land it in the top 85% 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 - Warren ranks #25,512 of 50,000. Top 50 holders
  • Most of this portfolio concentrates in E05F - see who else leads that technology area. E05F 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

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.