Where does Blackstone Medical, Inc. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Blackstone Medical, Inc. ranks #7,817 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 Blackstone Medical, Inc. hold?

Blackstone Medical, Inc. holds 41 US utility patents granted between 2015 and 2020, spanning 3 technology areas.

What is Blackstone Medical, Inc.'s Innovation Score?

Blackstone Medical, Inc. has an Innovation Score of 29.4 out of 100 (31st 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 Blackstone Medical, Inc. focus on?

Blackstone Medical, Inc.'s top technology area is A61B (DIAGNOSIS; SURGERY; Identification) with 38 patents, ranking #502 of 7,127 assignees active in that subclass. Grants appear in 3 CPC subclasses total.

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

Blackstone Medical, Inc.'s recent grant velocity is -97% 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 Blackstone Medical, Inc.'s patents?

Blackstone Medical, Inc.'s patents average 17.3 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 Blackstone Medical, 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

Blackstone Medical, Inc.

USPTO PatentsView assignee record - 41 granted patents across 3 technology areas, recorded in grant years 2015–2020. 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: A61B (DIAGNOSIS; SURGERY; Identification).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Blackstone ranks #7,817 of 49,997 tracked US assignees by granted-patent volume, with 41 patents across 3 technology areas.

#7,817
of 49,997 US assignees by volume: 31st percentile
by Innovation Score (29.4/100): 17.3
avg claims per patent: -97%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R7817 · US Corporation #7,817 · 41 grants

GRANTS-SMALL · UPPER-Q · PHOTO-FINISH · CPC-NARROW · INNOV-THIN · CLAIMS-RICH · TYPE-USCORP · VEL-DROP · BOOK-FULL

GRANTS-SMALL 41 grants
UPPER-Q #7,817/49,997
PHOTO-FINISH Amrita Vishwa…
CPC-NARROW A61B · 3 areas
INNOV-THIN 29.4/100
CLAIMS-RICH 17.3 claims/avg
TYPE-USCORP US Corporation
VEL-DROP -97% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Amrita Vishwa Vidyapeetham (±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 Blackstone’s 29.4 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 12.9 pts (44%) Velocity 0.0 pts (0%) Breadth 6.1 pts (21%) Claim depth 10.4 pts (35%)

Qualcomm Incorporated · highest

85
Garant GP · near

29
Faurecia (CHINA)… · near

29
APM Automation… · near

29
Blackstone Medical · this assignee

29
The Trustees of… · near

29
3D Lighting… · lowest

7

What this shows Blackstone's Innovation Score is 29.4/100 (31st 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 Blackstone?

Each dot is one of Blackstone’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). Blackstone’s own 17.3 claims/patent is ABOVE the 12.3 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Blackstone's grants concentrate

Blackstone Medical, Inc. is a focused PatentsView assignee: 3 CPC subclasses with 92.7% of grants classified under A61B (DIAGNOSIS; SURGERY; Identification). Peak complete grant year is 2016 (16 grants) versus a trough of 1 in 2020. By volume, Blackstone sits between Amrita Vishwa Vidyapeetham and Carlisle Interconnect Technologies, Inc..

Amrita Vishwa Vid…

41
Andreas Hettich &…

41
Android Industries

41
Arsenal Medical

41
BMC Medical

41
Baker Hughes Ener…

41
CAP

41
Carlisle Intercon…

41
Blackstone Medical ◀

41

What this shows Blackstone holds 41 patents at rank #7,816, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Blackstone

By rank, the assignees closest to #7,816 in granted patent volume.

Leaders in A61B (Diagnosis)

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Blackstone, neither rank-band nor same-CPC leaders (those blocks stay above). In A61B (Diagnosis), Blackstone ranks #502 of 7,127 assignees by patent count in that subclass.

Similar innovation score

Nearest assignees by Innovation Score (29 here).

APM Automation Solutions Ltd 29 The Trustees of Princeton University, Office of Technology and Trademark Licensing 29 Faurecia (CHINA) Holding Co., Ltd. 29 Garant GP 29

Blackstone's Innovation Score vs. every tracked assignee

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

29 31st percentile higher than 31% 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 · 2015–2020

Grants by year

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

View data table

Blackstone Medical, Inc. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	9	22.0%
2016	16	39.0%
2017	7	17.1%
2018	6	14.6%
2019	2	4.9%
2020	1	2.4%

Which technologies does Blackstone Medical, Inc. patent most?

A61B - DIAGNOSIS; SURGERY; Identification 38

A61F - Filters Implantable Into Blood VESSELS; PROSTHESES; Devices Providing Patency TO, OR Preventing Collapsing OF, Tubular Structures OF THE Body, e.g. STENTS; Orthopaedic, Nursing OR Contraceptive DEVICES; FOMENTATION; Treatment OR Protection OF Eyes OR EARS; Bandages, Dressings OR Absorbent PADS; Firs 5

Y10T - Technical Subjects Covered BY Former US Classification 3

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

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

Blackstone Medical, Inc.'s lead technology class is A61B (DIAGNOSIS; SURGERY; Identification), 92.7% of its portfolio - see every assignee active in that class. Explore A61B
Ranked #7,817 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Blackstone Medical, Inc. against Amrita Vishwa Vidyapeetham, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 29.4/100 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.