Where does Southern Research Institute rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Southern Research Institute ranks #4,435 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 Southern Research Institute hold?

Southern Research Institute holds 80 US utility patents granted between 2015 and 2025, spanning 48 technology areas.

What is Southern Research Institute's Innovation Score?

Southern Research Institute has an Innovation Score of 56.0 out of 100 (top 6% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Southern Research Institute's patent grant rate increasing or decreasing?

Southern Research Institute's recent grant velocity is -14% 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 Southern Research Institute's patents?

Southern Research Institute's patents average 16.2 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 Southern Research Institute 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

Southern Research Institute

Q: What technology areas does Southern Research Institute focus on?

Southern Research Institute's top technology area is A61P (Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations) with 50 patents. Grants appear in 48 CPC subclasses total.

USPTO PatentsView assignee record - 80 granted patents across 48 technology areas, recorded in grant years 2015–2025. 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: A61P (Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Southern ranks #4,435 of 49,997 tracked US assignees by granted-patent volume, with 80 patents across 48 technology areas.

#4,435
of 49,997 US assignees by volume: Top 6%
by Innovation Score (56.0/100): 16.2
avg claims per patent: -14%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R4435 · US Corporation #4,435 · 80 grants

GRANTS-SMALL · TOP-DECILE · PHOTO-FINISH · CPC-WIDE · INNOV-PAR · CLAIMS-RICH · TYPE-USCORP · VEL-DOWN · BOOK-FULL

GRANTS-SMALL 80 grants
TOP-DECILE #4,435/49,997
PHOTO-FINISH Silk Road Medical
CPC-WIDE A61P · 48 areas
INNOV-PAR 56.0/100
CLAIMS-RICH 16.2 claims/avg
TYPE-USCORP US Corporation
VEL-DOWN -14% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Silk Road Medical, 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.

Qualcomm Incorporated · highest

85
Beijing Roborock… · near

56
Southern Research… · this assignee

56
The Boston Consultin… · near

56
Portland State… · near

56
Safran Seats USA · near

56
3D Lighting… · lowest

7

What this shows Southern's Innovation Score is 56.0/100 (top 6% 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.

Where Southern's grants concentrate

Southern Research Institute is a focused PatentsView assignee: 48 CPC subclasses with 62.5% of grants classified under A61P (Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations). Peak complete grant year is 2018 (11 grants) versus a trough of 6 in 2023. By volume, Southern sits between Soken, Inc. and Tigo Energy, Inc..

Southern's three-year grant acceleration

From 2019–2021 to 2022–2024, Southern Research Institute moved from 22 to 22 grants (1.00x the prior three-year total, a multiple, not a CAGR). See the growth leaderboard.

Soken

80
SPM Oil & Gas

80
Sumitomo Heavy In…

80
Silk Road Medical

80
Syniverse

80
Toyo INK SC Holdi…

80
Tenacious Holdings

80
Tigo Energy

80
Southern Research… ◀

80

What this shows Southern holds 80 patents at rank #4,437, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Southern

By rank, the assignees closest to #4,437 in granted patent volume.

Leaders in A61P (Specific Therapeutic Activity OF Chemical Compounds OR Me…)

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Southern, neither rank-band nor same-CPC leaders (those blocks stay above).

Similar innovation score

Nearest assignees by Innovation Score (56 here).

Beijing Roborock Technology Co., Ltd. 56 The Boston Consulting Group, Inc. 56 Safran Seats USA LLC 56 Portland State University 56

Similar claim depth

Nearest assignees by average claims per patent (16.2 here).

Newtonoid Technologies, L.L.C. 16.2 avg First Data Corporation 16.2 avg Novelis Inc. 16.2 avg Hoffmann-La Roche Inc. 16.2 avg

Southern's Innovation Score vs. every tracked assignee

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

56 Top 6% higher than 94% 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 · 2015–2025

Grants by year

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

View data table

Southern Research Institute patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	8	10.0%
2016	7	8.8%
2017	8	10.0%
2018	11	13.8%
2019	8	10.0%
2020	7	8.8%
2021	7	8.8%
2022	9	11.3%
2023	6	7.5%
2024	7	8.8%
2025partial year	2	2.5%

Which technologies does Southern Research Institute patent most?

A61P - Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations 50

C07D - Heterocyclic Compounds 40

A61K - Preparations FOR Medical, Dental OR Toiletry Purposes 30

Y02P - Climate Change Mitigation Technologies IN THE Production OR Processing OF Goods 10

Y02A - Technologies FOR Adaptation TO Climate Change 10

B01J - Chemical OR Physical Processes, e.g. Catalysis OR Colloid CHEMISTRY; Their Relevant Apparatus 9

C07C - Acyclic OR Carbocyclic Compounds 8

C12Q - Measuring OR Testing Processes Involving Enzymes, Nucleic Acids OR Microorganisms ; Compositions OR Test Papers THEREFOR; Processes OF Preparing Such COMPOSITIONS; Condition-responsive Control IN Microbiological OR Enzymological Processes 4

C07H - SUGARS; Derivatives THEREOF; NUCLEOSIDES; NUCLEOTIDES; Nucleic Acids 4

C07K - Peptides 4

C12N - Microorganisms OR ENZYMES; Compositions THEREOF; Propagating, Preserving, OR Maintaining MICROORGANISMS; Mutation OR Genetic ENGINEERING; Culture Media 4

B01D - Separation 4

H10N - Electric Solid-state Devices NOT Otherwise Provided FOR 3

C01D - Compounds OF Alkali Metals, i.e. Lithium, Sodium, Potassium, Rubidium, Caesium, OR Francium 3

C02F - Treatment OF Water, Waste Water, Sewage, OR Sludge 3

Top 15 of 48 technology areas

Where it ranks

Overall rank by patents

#4,435

of 49,997 tracked assignees

Innovation Score

56.0 out of 100

View all rankings →

Data Source

USPTO PatentsView, US granted patents 2015–2025

How is Innovation Score calculated?

What to do with this data

Southern Research Institute's patent record in context - here's where to go next.

Southern Research Institute's lead technology class is A61P (Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations), 62.5% of its portfolio - see every assignee active in that class. Explore A61P
Ranked #4,435 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Southern Research Institute against Soken, Inc., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 56.0/100 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.