Where does Playground Store Limited rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Playground Store Limited ranks #49,652 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 Playground Store Limited hold?

Playground Store Limited holds 5 US utility patents granted between 2020 and 2021, spanning 1 technology areas.

What is Playground Store Limited's Innovation Score?

Playground Store Limited has an Innovation Score of 12.6 out of 100 (2nd 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 Playground Store Limited focus on?

Playground Store Limited's top technology area is A47B (TABLES; DESKS; Office FURNITURE; CABINETS; DRAWERS; General Details OF Furniture) with 1 patents, ranking #579 of 990 assignees active in that subclass. Grants appear in 1 CPC subclasses total.

Is Playground Store Limited's patent grant rate increasing or decreasing?

Insufficient historical data is available to calculate a velocity trend for Playground Store Limited.

What does claim depth mean for Playground Store Limited's patents?

Playground Store Limited's patents average 4.8 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 Playground Store 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

Playground Store Limited

USPTO PatentsView assignee record - 5 granted patents across 1 technology areas, recorded in grant years 2020–2021. 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: A47B (TABLES; DESKS; Office FURNITURE; CABINETS; DRAWERS; General Details OF Furniture).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Playground ranks #49,652 of 49,997 tracked US assignees by granted-patent volume, with 5 patents across 1 technology areas.

#49,652
of 49,997 US assignees by volume: 2nd percentile
by Innovation Score (12.6/100): 4.8
avg claims per patent

USPTO PatentsView assignee plate

Corpus R49652 · Foreign Corporation #49,652 · 5 grants

GRANTS-MICRO · BOTTOM-DECILE · PHOTO-FINISH · CPC-NARROW · INNOV-LOW · CLAIMS-SPARSE · TYPE-FRNCORP · SPAN-YRS · BOOK-RICH

GRANTS-MICRO 5 grants
BOTTOM-DECILE #49,652/49,997
PHOTO-FINISH Platina Systems
CPC-NARROW A47B · 1 areas
INNOV-LOW 12.6/100
CLAIMS-SPARSE 4.8 claims/avg
TYPE-FRNCORP Foreign Corp
SPAN-YRS 2020–2021 · 2y
BOOK-RICH 9/10 fields

Nearest grant-volume peer: Platina Systems Corp. (±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 Playground’s 12.6 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 (49%) Velocity 0.0 pts (0%) Breadth 3.5 pts (28%) Claim depth 2.9 pts (23%)

Qualcomm Incorporated · highest

85
Playground Store · this assignee

13
3D Lighting… · lowest

7

What this shows Playground's Innovation Score is 12.6/100 (2nd 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 Playground?

Each dot is one of Playground’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). Playground’s own 4.8 claims/patent is at or below the 19.0 median for these volume peers. Volume here does not track with deeper claims; several lower-volume peers claim more thoroughly per patent.

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

Where Playground's grants concentrate

Playground Store Limited is a focused PatentsView assignee: 1 CPC subclasses with 20% of grants classified under A47B (TABLES; DESKS; Office FURNITURE; CABINETS; DRAWERS; General Details OF Furniture). Peak complete grant year is 2020 (4 grants) versus a trough of 1 in 2021. By volume, Playground sits between Platina Systems Corp. and Poarch Band of Creek Indians.

Platina Systems

5
Platinum Health

5
Platinum Roofing

5
Plaxo

5
Plenty

5
Plitek L L C

5
Pokos Communicati…

5
Poarch Band of Cr…

5
Playground Store ◀

5

What this shows Playground holds 5 patents at rank #49,756, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Playground

By rank, the assignees closest to #49,756 in granted patent volume.

Leaders in A47B (Tables)

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

Playground's Innovation Score vs. every tracked assignee

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

13 2nd percentile higher than 2% 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 · 2020–2021

Grants by year

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

View data table

Playground Store Limited patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2020	4	80.0%
2021	1	20.0%

Which technologies does Playground Store Limited patent most?

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

Top 1 of 1 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

Playground Store Limited's patent record in context - here's where to go next.

Playground Store Limited's lead technology class is A47B (TABLES; DESKS; Office FURNITURE; CABINETS; DRAWERS; General Details OF Furniture), 20% of its portfolio - see every assignee active in that class. Explore A47B
Ranked #49,652 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Playground Store Limited against Platina Systems Corp., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 12.6/100 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.