Where does Shop VAC Corporation rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Shop VAC Corporation ranks #6,484 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 Shop VAC Corporation hold?

Shop VAC Corporation holds 52 US utility patents granted between 2015 and 2023, spanning 17 technology areas.

What is Shop VAC Corporation's Innovation Score?

Shop VAC Corporation has an Innovation Score of 40.4 out of 100 (top 36% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Shop VAC Corporation focus on?

Shop VAC Corporation's top technology area is A47L (Domestic Washing OR Cleaning ; Suction Cleaners IN General) with 34 patents, ranking #36 of 516 assignees active in that subclass. Grants appear in 17 CPC subclasses total.

Is Shop VAC Corporation's patent grant rate increasing or decreasing?

Shop VAC Corporation's recent grant velocity is -32% 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 Shop VAC Corporation's patents?

Shop VAC Corporation's patents average 14.7 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 Shop VAC 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.

USPTO 2015–2025 USPTO PatentsView US Corporation

Shop VAC Corporation

USPTO PatentsView assignee record - 52 granted patents across 17 technology areas, recorded in grant years 2015–2023. 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: A47L (Domestic Washing OR Cleaning ; Suction Cleaners IN General).

Compiled by PlainPatent · May 15, 2026

RSS updates for this company

Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Shop ranks #6,484 of 49,997 tracked US assignees by granted-patent volume, with 52 patents across 17 technology areas.

#6,484
of 49,997 US assignees by volume: Top 36%
by Innovation Score (40.4/100): 14.7
avg claims per patent: -32%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R6484 · US Corporation #6,484 · 52 grants

GRANTS-SMALL · UPPER-Q · PHOTO-FINISH · CPC-FOCUS · INNOV-PAR · CLAIMS-RICH · TYPE-USCORP · VEL-DOWN · BOOK-FULL

GRANTS-SMALL 52 grants
UPPER-Q #6,484/49,997
PHOTO-FINISH Sartorius Stedim…
CPC-FOCUS A47L · 17 areas
INNOV-PAR 40.4/100
CLAIMS-RICH 14.7 claims/avg
TYPE-USCORP US Corporation
VEL-DOWN -32% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Sartorius Stedim North America 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 Shop’s 40.4 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 13.7 pts (34%) Velocity 3.3 pts (8%) Breadth 14.6 pts (36%) Claim depth 8.8 pts (22%)

Qualcomm Incorporated · highest

85
ADA Carbon Solutions · near

40
Qatar Foundation · near

40
Shop VAC · this assignee

40
Tetra Tech · near

40
Xevo · near

40
3D Lighting… · lowest

7

What this shows Shop's Innovation Score is 40.4/100 (top 36% 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 Shop?

Each dot is one of Shop’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). Shop’s own 14.7 claims/patent is ABOVE the 11.4 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Shop's grants concentrate

Shop VAC Corporation is a focused PatentsView assignee: 17 CPC subclasses with 65.4% of grants classified under A47L (Domestic Washing OR Cleaning ; Suction Cleaners IN General). Peak complete grant year is 2015 (9 grants) versus a trough of 3 in 2018. By volume, Shop sits between SDC U.S. SmilePay SPV and Sharp Life Science (EU) Limited.

Shop's three-year grant acceleration

From 2019–2021 to 2022–2024, Shop VAC Corporation moved from 20 to 10 grants (0.50x the prior three-year total, a multiple, not a CAGR). See the growth leaderboard.

SDC U S Smilepay…

52
Shavelogic

52
Shenzhen Carku Te…

52
Shenzhen Neewer T…

52
Sierra Wireless

52
Soremartec

52
Sartorius Stedim…

52
Sharp Life Scienc…

52
Shop VAC ◀

52

What this shows Shop holds 52 patents at rank #6,482, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Shop

By rank, the assignees closest to #6,482 in granted patent volume.

Leaders in A47L (Domestic Washing OR Cleaning)

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Shop, neither rank-band nor same-CPC leaders (those blocks stay above). In A47L (Domestic Washing OR Cleaning), Shop ranks #36 of 516 assignees by patent count in that subclass.

Similar innovation score

Nearest assignees by Innovation Score (40 here).

Xevo Inc. 40 Tetra Tech, Inc. 40 Qatar Foundation 40 ADA Carbon Solutions, LLC 40

Similar claim depth

Nearest assignees by average claims per patent (14.7 here).

Garmin International, Inc. 14.7 avg Lupin Limited 14.7 avg Beckman Coulter, Inc. 14.7 avg Koniniklijke Philips N.V. 14.7 avg

Shop's Innovation Score vs. every tracked assignee

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

40 Top 36% higher than 64% 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 · 2015–2023

Grants by year

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

View data table

Shop VAC Corporation patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	9	17.3%
2016	4	7.7%
2017	6	11.5%
2018	3	5.8%
2019	9	17.3%
2020	5	9.6%
2021	6	11.5%
2022	5	9.6%
2023	5	9.6%

Which technologies does Shop VAC Corporation patent most?

A47L - Domestic Washing OR Cleaning ; Suction Cleaners IN General 34

B60S - Servicing, Cleaning, Repairing, Supporting, Lifting, OR Manoeuvring OF Vehicles, NOT Otherwise Provided FOR 11

B01D - Separation 4

H01H - Electric SWITCHES; RELAYS; SELECTORS; Emergency Protective Devices 2

B65D - Containers FOR Storage OR Transport OF Articles OR Materials, e.g. Bags, Barrels, Bottles, Boxes, Cans, Cartons, Crates, Drums, Jars, Tanks, Hoppers, Forwarding CONTAINERS; Accessories, Closures, OR Fittings THEREFOR; Packaging ELEMENTS; Packages 2

H02K - Dynamo-electric Machines 2

H02P - Control OR Regulation OF Electric Motors, Electric Generators OR Dynamo-electric CONVERTERS; Controlling Transformers, Reactors OR Choke Coils 2

F04D - Non-positive-displacement Pumps 2

B65B - Machines, Apparatus OR Devices FOR, OR Methods OF, Packaging Articles OR MATERIALS; Unpacking 1

A47B - TABLES; DESKS; Office FURNITURE; CABINETS; DRAWERS; General Details OF Furniture 1

A01G - HORTICULTURE; Cultivation OF Vegetables, Flowers, Rice, Fruit, Vines, Hops OR SEAWEED; FORESTRY; Watering 1

F16L - PIPES; Joints OR Fittings FOR PIPES; Supports FOR Pipes, Cables OR Protective TUBING; Means FOR Thermal Insulation IN General 1

Y10T - Technical Subjects Covered BY Former US Classification 1

B60R - Vehicles, Vehicle Fittings, OR Vehicle Parts, NOT Otherwise Provided FOR 1

B60B - Vehicle Wheels ; CASTORS; Axles FOR Wheels OR CASTORS; Increasing Wheel Adhesion 1

Top 15 of 17 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

Shop VAC Corporation's patent record in context - here's where to go next.

Shop VAC Corporation's lead technology class is A47L (Domestic Washing OR Cleaning ; Suction Cleaners IN General), 65.4% of its portfolio - see every assignee active in that class. Explore A47L
Ranked #6,484 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Shop VAC Corporation against SDC U.S. SmilePay SPV, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 40.4/100 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.