Where does Singulex, Inc. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Singulex, Inc. ranks #25,229 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 Singulex, Inc. hold?

Singulex, Inc. holds 11 US utility patents granted between 2015 and 2019, spanning 3 technology areas.

What is Singulex, Inc.'s Innovation Score?

Singulex, Inc. has an Innovation Score of 29.7 out of 100 (32nd 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 Singulex, Inc. focus on?

Singulex, Inc.'s top technology area is G01N (Investigating OR Analysing Materials BY Determining Their Chemical OR Physical Properties) with 11 patents, ranking #1,329 of 7,863 assignees active in that subclass. Grants appear in 3 CPC subclasses total.

Is Singulex, Inc.'s patent grant rate increasing or decreasing?

Singulex, Inc.'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 Singulex, Inc.'s patents?

Singulex, Inc.'s patents average 31.9 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 Singulex, Inc. 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

Singulex, Inc.

USPTO PatentsView assignee record - 11 granted patents across 3 technology areas, recorded in grant years 2015–2019. 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: G01N (Investigating OR Analysing Materials BY Determining Their Chemical OR Physical Properties).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Singulex ranks #25,229 of 49,997 tracked US assignees by granted-patent volume, with 11 patents across 3 technology areas.

#25,229
of 49,997 US assignees by volume: 32nd percentile
by Innovation Score (29.7/100): 31.9
avg claims per patent: -100%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R25229 · US Corporation #25,229 · 11 grants

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

GRANTS-MICRO 11 grants
MID-PACK #25,229/49,997
PHOTO-FINISH Signa Chemistry
CPC-NARROW G01N · 3 areas
INNOV-THIN 29.7/100
CLAIMS-DENSE 31.9 claims/avg
TYPE-USCORP US Corporation
VEL-DROP -100% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Signa Chemistry, 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 Singulex’s 29.7 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 8.6 pts (29%) Velocity 0.0 pts (0%) Breadth 6.1 pts (21%) Claim depth 15.0 pts (51%)

Qualcomm Incorporated · highest

85
Singulex · this assignee

30
3D Lighting… · lowest

7

What this shows Singulex's Innovation Score is 29.7/100 (32nd 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 Singulex?

Each dot is one of Singulex’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). Singulex’s own 31.9 claims/patent is ABOVE the 16.9 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Singulex's grants concentrate

Singulex, Inc. is a focused PatentsView assignee: 3 CPC subclasses with 100% of grants classified under G01N (Investigating OR Analysing Materials BY Determining Their Chemical OR Physical Properties). Peak complete grant year is 2015 (4 grants) versus a trough of 1 in 2019. By volume, Singulex sits between Signa Chemistry, Inc. and Skystream LLC.

Signa Chemistry

11
Signet Group Serv…

11
Simbionix

11
Singapore Aerospa…

11
Sinopsys Surgical

11
SK Bioscience

11
Skyhawk Therapeut…

11
Skystream

11
Singulex ◀

11

What this shows Singulex holds 11 patents at rank #25,162, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Singulex

By rank, the assignees closest to #25,162 in granted patent volume.

Leaders in G01N (Investigating OR Analysing Materials BY Determining Their…)

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

Singulex's Innovation Score vs. every tracked assignee

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

30 32nd percentile higher than 32% 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 · 2015–2019

Grants by year

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

View data table

Singulex, Inc. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	4	36.4%
2016	2	18.2%
2017	2	18.2%
2018	2	18.2%
2019	1	9.1%

Which technologies does Singulex, Inc. patent most?

G01N - Investigating OR Analysing Materials BY Determining Their Chemical OR Physical Properties 11

Y10T - Technical Subjects Covered BY Former US Classification 2

B01L - Chemical OR Physical Laboratory Apparatus FOR General USE 2

Top 3 of 3 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

Singulex, Inc.'s patent record in context - here's where to go next.

Singulex, Inc.'s lead technology class is G01N (Investigating OR Analysing Materials BY Determining Their Chemical OR Physical Properties), 100% of its portfolio - see every assignee active in that class. Explore G01N
Ranked #25,229 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Singulex, Inc. against Signa Chemistry, Inc., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 29.7/100 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.