Where does Jack Walters & Sons, Corp. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Jack Walters & Sons, Corp. ranks #32,147 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 Jack Walters & Sons, Corp. hold?

Jack Walters & Sons, Corp. holds 8 US utility patents granted between 2016 and 2020, spanning 5 technology areas.

What is Jack Walters & Sons, Corp.'s Innovation Score?

Jack Walters & Sons, Corp. has an Innovation Score of 27.1 out of 100 (22nd 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 Jack Walters & Sons, Corp. focus on?

Jack Walters & Sons, Corp.'s top technology area is E04C (Structural ELEMENTS; Building Materials) with 8 patents, ranking #43 of 492 assignees active in that subclass. Grants appear in 5 CPC subclasses total.

Is Jack Walters & Sons, Corp.'s patent grant rate increasing or decreasing?

Jack Walters & Sons, Corp.'s recent grant velocity is -67% 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 Jack Walters & Sons, Corp.'s patents?

Jack Walters & Sons, Corp.'s patents average 19.3 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 Jack Walters & Sons, Corp. 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 US Corporation

Jack Walters & Sons, Corp.

USPTO PatentsView assignee record - 8 granted patents across 5 technology areas, recorded in grant years 2016–2020. 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: E04C (Structural ELEMENTS; Building Materials).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Jack ranks #32,147 of 49,997 tracked US assignees by granted-patent volume, with 8 patents across 5 technology areas.

#32,147
of 49,997 US assignees by volume: 22nd percentile
by Innovation Score (27.1/100): 19.3
avg claims per patent: -67%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R32147 · US Corporation #32,147 · 8 grants

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

GRANTS-MICRO 8 grants
MID-PACK #32,147/49,997
PHOTO-FINISH Jack Ten Suited
CPC-NARROW E04C · 5 areas
INNOV-THIN 27.1/100
CLAIMS-RICH 19.3 claims/avg
TYPE-USCORP US Corporation
VEL-DROP -67% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Jack Ten Suited (±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 Jack’s 27.1 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 7.6 pts (28%) Velocity 0.0 pts (0%) Breadth 7.9 pts (29%) Claim depth 11.6 pts (43%)

Qualcomm Incorporated · highest

85
Aspin Kemp &… · near

27
Jack Walters & Sons · this assignee

27
Prothera Biologics · near

27
Volex · near

27
University of Plymouth · near

27
3D Lighting… · lowest

7

What this shows Jack's Innovation Score is 27.1/100 (22nd 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 Jack?

Each dot is one of Jack’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). Jack’s own 19.3 claims/patent is ABOVE the 12.8 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Jack's grants concentrate

Jack Walters & Sons, Corp. is a focused PatentsView assignee: 5 CPC subclasses with 100% of grants classified under E04C (Structural ELEMENTS; Building Materials). Peak complete grant year is 2019 (3 grants) versus a trough of 1 in 2017. By volume, Jack sits between Justus-liebig-universitaet Giessen and Jazz Pharmaceuticals International III Limited.

Justus-liebig-uni…

8
Jute Industrial

8
Jwin

8
Jack Ten Suited

8
Jamak Fabrication…

8
Jarola Vision B V

8
Jawbone Innovatio…

8
Jazz Pharmaceutic…

8
Jack Walters & So… ◀

8

What this shows Jack holds 8 patents at rank #32,168, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Jack

By rank, the assignees closest to #32,168 in granted patent volume.

Leaders in E04C (Structural Elements)

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Jack, neither rank-band nor same-CPC leaders (those blocks stay above). In E04C (Structural Elements), Jack ranks #43 of 492 assignees by patent count in that subclass.

Similar innovation score

Nearest assignees by Innovation Score (27 here).

Prothera Biologics, Inc. 27 Volex PLC 27 Aspin Kemp & Associates Holding Corp. 27 University of Plymouth 27

Jack's Innovation Score vs. every tracked assignee

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

27 22nd percentile higher than 22% 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 · 2016–2020

Grants by year

Teal-shaded recent years (2020–present) versus the 2016–2019 baseline. Full figures in the table below.

View data table

Jack Walters & Sons, Corp. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2016	2	25.0%
2017	1	12.5%
2019	3	37.5%
2020	2	25.0%

Which technologies does Jack Walters & Sons, Corp. patent most?

E04C - Structural ELEMENTS; Building Materials 8

E04B - General Building CONSTRUCTIONS; Walls, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; Insulation OR Other Protection OF Buildings 7

F16B - Devices FOR Fastening OR Securing Constructional Elements OR Machine Parts Together, e.g. Nails, Bolts, Circlips, Clamps, Clips OR WEDGES; Joints OR Jointing 6

E02D - FOUNDATIONS; EXCAVATIONS; Embankments ; Underground OR Underwater Structures 4

E04H - Buildings OR Like Structures FOR Particular PURPOSES; Swimming OR Splash Baths OR POOLS; MASTS; FENCING; Tents OR Canopies, IN General 3

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

Jack Walters & Sons, Corp.'s patent record in context - here's where to go next.

Jack Walters & Sons, Corp.'s lead technology class is E04C (Structural ELEMENTS; Building Materials), 100% of its portfolio - see every assignee active in that class. Explore E04C
Ranked #32,147 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Jack Walters & Sons, Corp. against Justus-liebig-universitaet Giessen, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 27.1/100 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.