Where does Praxair Technology, Inc. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Praxair Technology, Inc. ranks #1,204 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 Praxair Technology, Inc. hold?

Praxair Technology, Inc. holds 352 US utility patents granted between 2015 and 2025, spanning 123 technology areas.

What is Praxair Technology, Inc.'s Innovation Score?

Praxair Technology, Inc. has an Innovation Score of 57.5 out of 100 (top 5% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

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

Praxair Technology, Inc.'s recent grant velocity is -39% 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 Praxair Technology, Inc.'s patents?

Praxair Technology, Inc.'s patents average 13.8 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 Praxair Technology, 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

Praxair Technology, Inc.

Q: What technology areas does Praxair Technology, Inc. focus on?

Praxair Technology, Inc.'s top technology area is F25J (Liquefaction, Solidification OR Separation OF Gases OR Gaseous ; OR Liquefied GASEOUS; Mixtures BY Pressure AND Cold Treatment ; OR BY Bringing Them Into THE Supercritical State) with 114 patents. Grants appear in 123 CPC subclasses total.

USPTO PatentsView assignee record - 352 granted patents across 123 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: F25J (Liquefaction, Solidification OR Separation OF Gases OR Gaseous ; OR Liquefied GASEOUS; Mixtures BY Pressure AND Cold Treatment ; OR BY Bringing Them Into THE Supercritical State).

Compiled by PlainPatent · May 15, 2026

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Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Praxair ranks #1,204 of 49,997 tracked US assignees by granted-patent volume, with 352 patents across 123 technology areas.

#1,204
of 49,997 US assignees by volume: Top 5%
by Innovation Score (57.5/100): 13.8
avg claims per patent: -39%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R1204 · US Corporation #1,204 · 352 grants

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

GRANTS-MID 352 grants
TOP-DECILE #1,204/49,997
PHOTO-FINISH Alstom Technology
CPC-WIDE F25J · 123 areas
INNOV-PAR 57.5/100
CLAIMS-RICH 13.8 claims/avg
TYPE-USCORP US Corporation
VEL-DOWN -39% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Alstom Technology Ltd (±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 Xiaomi… · near

58
Cornerstone… · near

58
Praxair Technology · this assignee

58
Trax Technology… · near

58
Wipotec · near

58
3D Lighting… · lowest

7

What this shows Praxair's Innovation Score is 57.5/100 (top 5% 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.

How Praxair's grant cadence moved

Between 2020–2024, Praxair Technology, Inc. received 129 grants versus 213 in 2015–2019 (-39% equal-window velocity, below median growth). Across complete PatentsView years, output peaked in 2017 at 44 grants and bottomed in 2023 at 20. Lead class F25J accounts for 32.4% of the portfolio across 123 subclasses. Volume neighbours: AIR Products AND Chemicals, Inc. (#1,200) and Lumentum Operations LLC (#1,208).

Praxair's three-year grant acceleration

From 2019–2021 to 2022–2024, Praxair Technology, Inc. moved from 108 to 64 grants (0.59x the prior three-year total, a multiple, not a CAGR). Among 3,296 tracked assignees with ≥100 grants and ≥20 prior-period grants, that multiple ranks #2,464. See the growth leaderboard.

AIR Products AND…

353
Applied Materials…

353
Alstom Technology

352
Knowles

352
Seiko Instruments

352
Praxair Technology ◀

352
Biedermann & KG

351
Dongwoo Fine-chem

351
Lumentum Operatio…

351

What this shows Praxair holds 352 patents at rank #1,204, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Praxair

By rank, the assignees closest to #1,204 in granted patent volume.

Leaders in F25J (Liquefaction)

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

Assignees with similar portfolio profiles

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

Similar innovation score

Nearest assignees by Innovation Score (58 here).

Trax Technology Solutions Pte Ltd. 58 Beijing Xiaomi Intelligent Technology Co., Ltd. 58 Wipotec GmbH 58 Cornerstone Research Group, Inc. 58

Similar claim depth

Nearest assignees by average claims per patent (13.8 here).

KAO Germany GMBH 13.8 avg US Government AS Represented BY THE Secretary OF THE Army 13.8 avg Inventio AG 13.8 avg UNIVERSITÉ D'aix-marseille 13.8 avg

Praxair's Innovation Score vs. every tracked assignee

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

58 Top 5% higher than 95% 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

Praxair Technology, Inc. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	41	11.6%
2016	41	11.6%
2017	44	12.5%
2018	44	12.5%
2019	43	12.2%
2020	38	10.8%
2021	27	7.7%
2022	21	6.0%
2023	20	5.7%
2024	23	6.5%
2025partial year	10	2.8%

Which technologies does Praxair Technology, Inc. patent most?

F25J - Liquefaction, Solidification OR Separation OF Gases OR Gaseous ; OR Liquefied GASEOUS; Mixtures BY Pressure AND Cold Treatment ; OR BY Bringing Them Into THE Supercritical State 114

C01B - Non-metallic ELEMENTS; Compounds THEREOF; ; Metalloids OR Compounds Thereof NOT Covered BY Subclass C01c 91

B01D - Separation 90

B01J - Chemical OR Physical Processes, e.g. Catalysis OR Colloid CHEMISTRY; Their Relevant Apparatus 63

Y02P - Climate Change Mitigation Technologies IN THE Production OR Processing OF Goods 62

Y02E - Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution 53

F17C - Vessels FOR Containing OR Storing Compressed, Liquefied OR Solidified GASES; Fixed-capacity GAS-HOLDERS; Filling Vessels With, OR Discharging From Vessels, Compressed, Liquefied, OR Solidified Gases 49

Y02C - Capture, Storage, Sequestration OR Disposal OF Greenhouse Gases [GHG] 40

Y10T - Technical Subjects Covered BY Former US Classification 19

C03B - Manufacture, Shaping, OR Supplementary Processes 18

F23L - Supplying AIR OR Non-combustible Liquids OR Gases TO Combustion Apparatus IN General ; Valves OR Dampers Specially Adapted FOR Controlling AIR Supply OR Draught IN Combustion Apparatus ; Inducing Draught IN Combustion APPARATUS; Tops FOR Chimneys OR Ventilating SHAFTS; Terminals FOR Flues 18

C07C - Acyclic OR Carbocyclic Compounds 17

C23C - Coating Metallic MATERIAL; Coating Material With Metallic MATERIAL; Surface Treatment OF Metallic Material BY Diffusion Into THE Surface, BY Chemical Conversion OR SUBSTITUTION; Coating BY Vacuum Evaporation, BY Sputtering, BY ION Implantation OR BY Chemical Vapour Deposition, IN General 15

F25D - REFRIGERATORS; Cold ROOMS; ICE-BOXES; Cooling OR Freezing Apparatus NOT Otherwise Provided FOR 15

F04D - Non-positive-displacement Pumps 15

Top 15 of 123 technology areas

Where it ranks

Overall rank by patents

#1,204

of 49,997 tracked assignees

Innovation Score

57.5 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

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

Praxair Technology, Inc.'s lead technology class is F25J (Liquefaction, Solidification OR Separation OF Gases OR Gaseous ; OR Liquefied GASEOUS; Mixtures BY Pressure AND Cold Treatment ; OR BY Bringing Them Into THE Supercritical State), 32.4% of its portfolio - see every assignee active in that class. Explore F25J
Ranked #1,204 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Praxair Technology, Inc. against AIR Products AND Chemicals, Inc., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 57.5/100 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.