Where does Prothera Biologics, Inc. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Prothera Biologics, Inc. ranks #32,958 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 Prothera Biologics, Inc. hold?

Prothera Biologics, Inc. holds 8 US utility patents granted between 2015 and 2025, spanning 5 technology areas.

What is Prothera Biologics, Inc.'s Innovation Score?

Prothera Biologics, Inc. has an Innovation Score of 27.1 out of 100 (22nd 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 Prothera Biologics, Inc. focus on?

Prothera Biologics, Inc.'s top technology area is A61P (Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations) with 7 patents, ranking #2,588 of 6,058 assignees active in that subclass. Grants appear in 5 CPC subclasses total.

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

Prothera Biologics, Inc.'s recent grant velocity is -80% 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 Prothera Biologics, Inc.'s patents?

Prothera Biologics, Inc.'s patents average 19.3 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 Prothera Biologics, 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

Prothera Biologics, Inc.

USPTO PatentsView assignee record - 8 granted patents across 5 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, Prothera ranks #32,958 of 49,997 tracked US assignees by granted-patent volume, with 8 patents across 5 technology areas.

#32,958
of 49,997 US assignees by volume: 22nd percentile
by Innovation Score (27.1/100): 19.3
avg claims per patent: -80%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R32958 · US Corporation #32,958 · 8 grants

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

GRANTS-MICRO 8 grants
MID-PACK #32,958/49,997
PHOTO-FINISH Projecta Engineering…
CPC-NARROW A61P · 5 areas
INNOV-THIN 27.1/100
CLAIMS-RICH 19.3 claims/avg
TYPE-USCORP US Corporation
VEL-DROP -80% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Projecta Engineering S.r.l. (±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 Prothera’s 27.1 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 7.6 pts (28%) Velocity 0.0 pts (0%) Breadth 7.9 pts (29%) Claim depth 11.6 pts (43%)

Qualcomm Incorporated · highest

85
Aspin Kemp &… · near

27
Jack Walters & Sons · near

27
Prothera Biologics · this assignee

27
Volex · near

27
University of Plymouth · near

27
3D Lighting… · lowest

7

What this shows Prothera's Innovation Score is 27.1/100 (22nd 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 Prothera?

Each dot is one of Prothera’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). Prothera’s own 19.3 claims/patent is ABOVE the 15.0 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Prothera's grants concentrate

Prothera Biologics, Inc. is a focused PatentsView assignee: 5 CPC subclasses with 87.5% of grants classified under A61P (Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations). Peak complete grant year is 2017 (2 grants) versus a trough of 1 in 2015. By volume, Prothera sits between Projecta Engineering S.r.l. and Purigen Biosystems, Inc..

Projecta Engineer…

8
Proportional

8
Prosper Funding

8
Protected Mobility

8
Protonvda

8
Pull'r Holding

8
Puricore

8
Purigen Biosystems

8
Prothera Biologics ◀

8

What this shows Prothera holds 8 patents at rank #32,953, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Prothera

By rank, the assignees closest to #32,953 in granted patent volume.

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

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Prothera, neither rank-band nor same-CPC leaders (those blocks stay above). In A61P (Specific Therapeutic Activity OF Chemical Compounds OR Me…), Prothera ranks #2,588 of 6,058 assignees by patent count in that subclass.

Similar innovation score

Nearest assignees by Innovation Score (27 here).

Jack Walters & Sons, Corp. 27 Volex PLC 27 Aspin Kemp & Associates Holding Corp. 27 University of Plymouth 27

Prothera's Innovation Score vs. every tracked assignee

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

27 22nd percentile higher than 22% 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

Prothera Biologics, Inc. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	1	12.5%
2017	2	25.0%
2018	1	12.5%
2019	1	12.5%
2020	1	12.5%
2025partial year	2	25.0%

Which technologies does Prothera Biologics, Inc. patent most?

A61P - Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations 7

A61K - Preparations FOR Medical, Dental OR Toiletry Purposes 7

Y02A - Technologies FOR Adaptation TO Climate Change 5

C07K - Peptides 5

G01N - Investigating OR Analysing Materials BY Determining Their Chemical OR Physical Properties 1

Top 5 of 5 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

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

Prothera Biologics, Inc.'s lead technology class is A61P (Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations), 87.5% of its portfolio - see every assignee active in that class. Explore A61P
Ranked #32,958 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Prothera Biologics, Inc. against Projecta Engineering S.r.l., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 27.1/100 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.