Where does Hindustan Petroleum Corporation Limited rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Hindustan Petroleum Corporation Limited ranks #6,245 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 Hindustan Petroleum Corporation Limited hold?

Hindustan Petroleum Corporation Limited holds 54 US utility patents granted between 2017 and 2025, spanning 27 technology areas.

What is Hindustan Petroleum Corporation Limited's Innovation Score?

Hindustan Petroleum Corporation Limited has an Innovation Score of 43.4 out of 100 (top 28% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Hindustan Petroleum Corporation Limited's patent grant rate increasing or decreasing?

Hindustan Petroleum Corporation Limited's recent grant velocity is +192% compared to the prior five-year period (grant years, not application filing dates). This indicates accelerating grant output.

What does claim depth mean for Hindustan Petroleum Corporation Limited's patents?

Hindustan Petroleum Corporation Limited's patents average 12.2 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.

USPTO 2015–2025 USPTO PatentsView Foreign Corporation

Hindustan Petroleum Corporation Limited

Q: What technology areas does Hindustan Petroleum Corporation Limited focus on?

Hindustan Petroleum Corporation Limited's top technology area is B01J (Chemical OR Physical Processes, e.g. Catalysis OR Colloid CHEMISTRY; Their Relevant Apparatus) with 31 patents, ranking #149 of 2,755 assignees active in that subclass. Grants appear in 27 CPC subclasses total.

Q: How is the Hindustan Petroleum Corporation Limited 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 PatentsView assignee record - 54 granted patents across 27 technology areas, recorded in grant years 2017–2025. 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: B01J (Chemical OR Physical Processes, e.g. Catalysis OR Colloid CHEMISTRY; Their Relevant Apparatus).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Hindustan ranks #6,245 of 49,997 tracked US assignees by granted-patent volume, with 54 patents across 27 technology areas.

#6,245
of 49,997 US assignees by volume: Top 28%
by Innovation Score (43.4/100): 12.2
avg claims per patent: +192%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R6245 · Foreign Corporation #6,245 · 54 grants

GRANTS-SMALL · UPPER-Q · PHOTO-FINISH · CPC-FOCUS · INNOV-PAR · CLAIMS-RICH · TYPE-FRNCORP · VEL-SURGE · BOOK-FULL

GRANTS-SMALL 54 grants
UPPER-Q #6,245/49,997
PHOTO-FINISH Facense
CPC-FOCUS B01J · 27 areas
INNOV-PAR 43.4/100
CLAIMS-RICH 12.2 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-SURGE +192% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Facense 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.

How Hindustan’s 43.4 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 13.8 pts (32%) Velocity 3.8 pts (9%) Breadth 18.4 pts (42%) Claim depth 7.3 pts (17%)

Qualcomm Incorporated · highest

85
Bauer Spezialtiefbau · near

43
Bruker Biospin · near

43
Gemtek Technology · near

43
Hindustan Petroleum · this assignee

43
JCR Pharmaceuticals · near

43
3D Lighting… · lowest

7

What this shows Hindustan's Innovation Score is 43.4/100 (top 28% 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 Hindustan?

Each dot is one of Hindustan’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). Hindustan’s own 12.2 claims/patent is ABOVE the 12.0 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Hindustan's grants concentrate

Hindustan Petroleum Corporation Limited is a focused PatentsView assignee: 27 CPC subclasses with 57.4% of grants classified under B01J (Chemical OR Physical Processes, e.g. Catalysis OR Colloid CHEMISTRY; Their Relevant Apparatus). Peak complete grant year is 2020 (10 grants) versus a trough of 1 in 2017. By volume, Hindustan sits between Facense Ltd. and Hunter Douglas Industries B. V..

Hindustan's three-year grant acceleration

From 2019–2021 to 2022–2024, Hindustan Petroleum Corporation Limited moved from 26 to 15 grants (0.58x the prior three-year total, a multiple, not a CAGR). See the growth leaderboard.

Facense

54
Frore Systems

54
Gerresheimer Rege…

54
Gift Card Impress…

54
HLI Solutions

54
Hermes Sellier (S…

54
Humanscale

54
Hunter Douglas In…

54
Hindustan Petrole… ◀

54

What this shows Hindustan holds 54 patents at rank #6,243, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Hindustan

By rank, the assignees closest to #6,243 in granted patent volume.

Leaders in B01J (Chemical OR Physical Processes)

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Hindustan, neither rank-band nor same-CPC leaders (those blocks stay above). In B01J (Chemical OR Physical Processes), Hindustan ranks #149 of 2,755 assignees by patent count in that subclass.

Similar innovation score

Nearest assignees by Innovation Score (43 here).

Gemtek Technology Co., Ltd. 43 JCR Pharmaceuticals Co., Ltd. 43 Bruker Biospin GmbH 43 Bauer Spezialtiefbau GmbH 43

Similar claim depth

Nearest assignees by average claims per patent (12.2 here).

Crompton Technology Group, Ltd. 12.2 avg Trek Bicycle Corporation 12.2 avg Semikron Elektronik GMBH & Co. KG 12.2 avg Fudan University 12.2 avg

Hindustan's Innovation Score vs. every tracked assignee

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

43 Top 28% higher than 72% 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 · 2017–2025

Grants by year

Teal-shaded recent years (2020–present) versus the 2017–2019 baseline. Full figures in the table below.

View data table

Hindustan Petroleum Corporation Limited patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2017	1	1.9%
2018	5	9.3%
2019	6	11.1%
2020	10	18.5%
2021	10	18.5%
2022	6	11.1%
2023	2	3.7%
2024	7	13.0%
2025partial year	7	13.0%

Which technologies does Hindustan Petroleum Corporation Limited patent most?

B01J - Chemical OR Physical Processes, e.g. Catalysis OR Colloid CHEMISTRY; Their Relevant Apparatus 31

C10G - Cracking Hydrocarbon OILS; Production OF Liquid Hydrocarbon Mixtures, e.g. BY Destructive Hydrogenation, Oligomerisation, Polymerisation ; Recovery OF Hydrocarbon Oils From Oil-shale, Oil-sand, OR GASES; Refining Mixtures Mainly Consisting OF HYDROCARBONS; Reforming OF NAPHTHA; Mineral Waxes 30

C07C - Acyclic OR Carbocyclic Compounds 9

B01D - Separation 8

C09K - Materials FOR Miscellaneous Applications, NOT Provided FOR Elsewhere 8

C10L - Fuels NOT Otherwise Provided FOR; Natural GAS; Synthetic Natural GAS Obtained BY Processes NOT Covered BY Subclasses C10g OR C10K; Liquified Petroleum GAS; USE OF Additives TO Fuels OR FIRES; Fire-lighters 7

C01B - Non-metallic ELEMENTS; Compounds THEREOF; ; Metalloids OR Compounds Thereof NOT Covered BY Subclass C01c 6

C02F - Treatment OF Water, Waste Water, Sewage, OR Sludge 5

Y02P - Climate Change Mitigation Technologies IN THE Production OR Processing OF Goods 4

E02B - Hydraulic Engineering 3

C07K - Peptides 3

C01P - Indexing Scheme Relating TO Structural AND Physical Aspects OF Solid Inorganic Compounds 2

C23F - Non-mechanical Removal OF Metallic Material From Surface ; Inhibiting Corrosion OF Metallic Material OR Incrustation IN GENERAL; Multi-step Processes FOR Surface Treatment OF Metallic Material Involving AT Least ONE Process Provided FOR IN Class C23 AND AT Least ONE Process Covered BY Subclass C21d 2

C07D - Heterocyclic Compounds 2

C10M - Lubricating Compositions ; USE OF Chemical Substances Either Alone OR AS Lubricating Ingredients IN A Lubricating Composition 2

Top 15 of 27 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

Hindustan Petroleum Corporation Limited's patent record in context - here's where to go next.

Hindustan Petroleum Corporation Limited's lead technology class is B01J (Chemical OR Physical Processes, e.g. Catalysis OR Colloid CHEMISTRY; Their Relevant Apparatus), 57.4% of its portfolio - see every assignee active in that class. Explore B01J
Ranked #6,245 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Hindustan Petroleum Corporation Limited against Facense Ltd., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 43.4/100 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.