Where does Bramwell Brown Limited rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Bramwell Brown Limited ranks #45,328 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 Bramwell Brown Limited hold?

Bramwell Brown Limited holds 5 US utility patents granted between 2017 and 2019, spanning 1 technology areas.

What is Bramwell Brown Limited's Innovation Score?

Bramwell Brown Limited has an Innovation Score of 13.7 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%).

Is Bramwell Brown Limited's patent grant rate increasing or decreasing?

Bramwell Brown Limited's recent grant velocity is -100% 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 Bramwell Brown Limited's patents?

Bramwell Brown Limited's patents average 6.6 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 Bramwell Brown 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

Bramwell Brown Limited

Q: What technology areas does Bramwell Brown Limited focus on?

Bramwell Brown Limited's top technology area is G04B (Mechanically-driven Clocks OR WATCHES; Mechanical Parts OF Clocks OR Watches IN GENERAL; Time Pieces Using THE Position OF THE SUN, Moon OR Stars) with 2 patents, ranking #49 of 92 assignees active in that subclass. Grants appear in 1 CPC subclasses total.

USPTO PatentsView assignee record - 5 granted patents across 1 technology areas, recorded in grant years 2017–2019. 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: G04B (Mechanically-driven Clocks OR WATCHES; Mechanical Parts OF Clocks OR Watches IN GENERAL; Time Pieces Using THE Position OF THE SUN, Moon OR Stars).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Bramwell ranks #45,328 of 49,997 tracked US assignees by granted-patent volume, with 5 patents across 1 technology areas.

#45,328
of 49,997 US assignees by volume: 2nd percentile
by Innovation Score (13.7/100): 6.6
avg claims per patent: -100%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R45328 · Foreign Corporation #45,328 · 5 grants

GRANTS-MICRO · BOTTOM-DECILE · PHOTO-FINISH · CPC-NARROW · INNOV-LOW · CLAIMS-SPARSE · TYPE-FRNCORP · VEL-DROP · BOOK-FULL

GRANTS-MICRO 5 grants
BOTTOM-DECILE #45,328/49,997
PHOTO-FINISH Bprotocol Foundation
CPC-NARROW G04B · 1 areas
INNOV-LOW 13.7/100
CLAIMS-SPARSE 6.6 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DROP -100% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Bprotocol Foundation (±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 Bramwell’s 13.7 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 (45%) Velocity 0.0 pts (0%) Breadth 3.5 pts (26%) Claim depth 4.0 pts (29%)

Qualcomm Incorporated · highest

85
Bramwell Brown · this assignee

14
3D Lighting… · lowest

7

What this shows Bramwell's Innovation Score is 13.7/100 (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 Bramwell?

Each dot is one of Bramwell’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). Bramwell’s own 6.6 claims/patent is at or below the 14.6 median for these volume peers. Volume here does not track with deeper claims; several lower-volume peers claim more thoroughly per patent.

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

Where Bramwell's grants concentrate

Bramwell Brown Limited is a focused PatentsView assignee: 1 CPC subclasses with 40% of grants classified under G04B (Mechanically-driven Clocks OR WATCHES; Mechanical Parts OF Clocks OR Watches IN GENERAL; Time Pieces Using THE Position OF THE SUN, Moon OR Stars). Peak complete grant year is 2017 (3 grants) versus a trough of 1 in 2018. By volume, Bramwell sits between Bprotocol Foundation and Bratney Companies.

Bprotocol Foundat…

5
Bracemasters Inte…

5
Bradium

5
Brain Brew Ventur…

5
Brandenburgische…

5
Brandfolder

5
Brass Smith Innov…

5
Bratney Companies

5
Bramwell Brown ◀

5

What this shows Bramwell holds 5 patents at rank #45,361, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Bramwell

By rank, the assignees closest to #45,361 in granted patent volume.

Leaders in G04B (Mechanically-driven Clocks OR Watches)

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

Bramwell's Innovation Score vs. every tracked assignee

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

14 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 · 2017–2019

Grants by year

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

View data table

Bramwell Brown Limited patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2017	3	60.0%
2018	1	20.0%
2019	1	20.0%

Which technologies does Bramwell Brown Limited patent most?

G04B - Mechanically-driven Clocks OR WATCHES; Mechanical Parts OF Clocks OR Watches IN GENERAL; Time Pieces Using THE Position OF THE SUN, Moon OR Stars 2

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

Bramwell Brown Limited's patent record in context - here's where to go next.

Bramwell Brown Limited's lead technology class is G04B (Mechanically-driven Clocks OR WATCHES; Mechanical Parts OF Clocks OR Watches IN GENERAL; Time Pieces Using THE Position OF THE SUN, Moon OR Stars), 40% of its portfolio - see every assignee active in that class. Explore G04B
Ranked #45,328 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Bramwell Brown Limited against Bprotocol Foundation, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 13.7/100 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.