Where does Caloris Engineering, LLC rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Caloris Engineering, LLC ranks #39,292 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 Caloris Engineering, LLC hold?

Caloris Engineering, LLC holds 6 US utility patents granted between 2016 and 2020, spanning 7 technology areas.

What is Caloris Engineering, LLC's Innovation Score?

Caloris Engineering, LLC has an Innovation Score of 25.1 out of 100 (16th 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 Caloris Engineering, LLC focus on?

Caloris Engineering, LLC's top technology area is B01D (Separation) with 5 patents, ranking #948 of 3,536 assignees active in that subclass. Grants appear in 7 CPC subclasses total.

Is Caloris Engineering, LLC's patent grant rate increasing or decreasing?

Caloris Engineering, LLC'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 Caloris Engineering, LLC's patents?

Caloris Engineering, LLC's patents average 15.0 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 Caloris Engineering, LLC 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

Caloris Engineering, LLC

USPTO PatentsView assignee record - 6 granted patents across 7 technology areas, recorded in grant years 2016–2020. 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: B01D (Separation).

Compiled by PlainPatent · May 15, 2026

RSS updates for this company

Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Caloris ranks #39,292 of 49,997 tracked US assignees by granted-patent volume, with 6 patents across 7 technology areas.

#39,292
of 49,997 US assignees by volume: 16th percentile
by Innovation Score (25.1/100): 15.0
avg claims per patent: -80%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R39292 · US Corporation #39,292 · 6 grants

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

GRANTS-MICRO 6 grants
LOWER-Q #39,292/49,997
PHOTO-FINISH California Exotic…
CPC-NARROW B01D · 7 areas
INNOV-THIN 25.1/100
CLAIMS-RICH 15.0 claims/avg
TYPE-USCORP US Corporation
VEL-DROP -80% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: California Exotic Novelties LLC (±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 Caloris’s 25.1 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 6.7 pts (27%) Velocity 0.0 pts (0%) Breadth 9.4 pts (37%) Claim depth 9.0 pts (36%)

Qualcomm Incorporated · highest

85
Caloris Engineering · this assignee

25
3D Lighting… · lowest

7

What this shows Caloris's Innovation Score is 25.1/100 (16th 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 Caloris?

Each dot is one of Caloris’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). Caloris’s own 15.0 claims/patent is ABOVE the 10.0 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Caloris's grants concentrate

Caloris Engineering, LLC is a focused PatentsView assignee: 7 CPC subclasses with 83.3% of grants classified under B01D (Separation). Peak complete grant year is 2018 (2 grants) versus a trough of 1 in 2016. By volume, Caloris sits between Cytac Technology Limited and Cambrionix Holdings Limited.

Cytac Technology

6
Cap Biomaterials

6
Calportland

6
California Exotic…

6
Cambridge Blockch…

6
Cambridge Heatwear

6
Cambridge Resonant

6
Cambrionix Holdin…

6
Caloris Engineeri… ◀

6

What this shows Caloris holds 6 patents at rank #39,484, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Caloris

By rank, the assignees closest to #39,484 in granted patent volume.

Leaders in B01D (Separation)

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

Caloris's Innovation Score vs. every tracked assignee

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

25 16th percentile higher than 16% 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 · 2016–2020

Grants by year

Teal-shaded recent years (2020–present) versus the 2016–2019 baseline. Full figures in the table below.

View data table

Caloris Engineering, LLC patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2016	1	16.7%
2018	2	33.3%
2019	2	33.3%
2020	1	16.7%

Which technologies does Caloris Engineering, LLC patent most?

B01D - Separation 5

C02F - Treatment OF Water, Waste Water, Sewage, OR Sludge 2

A23C - Dairy Products, e.g. Milk, Butter OR CHEESE; Milk OR Cheese SUBSTITUTES; Making OR Treatment Thereof 2

B23P - Metal-working NOT Otherwise Provided FOR; Combined OPERATIONS; Universal Machine Tools 1

F28D - Heat-exchange Apparatus, NOT Provided FOR IN Another Subclass, IN Which THE Heat-exchange Media DO NOT Come Into Direct Contact 1

F28F - Details OF Heat-exchange AND Heat-transfer Apparatus, OF General Application 1

Y10T - Technical Subjects Covered BY Former US Classification 1

Top 7 of 7 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

Caloris Engineering, LLC's patent record in context - here's where to go next.

Caloris Engineering, LLC's lead technology class is B01D (Separation), 83.3% of its portfolio - see every assignee active in that class. Explore B01D
Ranked #39,292 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Caloris Engineering, LLC against Cytac Technology Limited, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 25.1/100 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.