Where does Indian Oil Corporation Limited rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Indian Oil Corporation Limited ranks #1,984 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 Indian Oil Corporation Limited hold?

Indian Oil Corporation Limited holds 202 US utility patents granted between 2015 and 2025, spanning 78 technology areas.

What is Indian Oil Corporation Limited's Innovation Score?

Indian Oil Corporation Limited has an Innovation Score of 57.2 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 Indian Oil Corporation Limited's patent grant rate increasing or decreasing?

Indian Oil Corporation Limited's recent grant velocity is +65% compared to the prior five-year period (grant years, not application filing dates). This indicates accelerating grant output.

What does claim depth mean for Indian Oil Corporation Limited's patents?

Indian Oil 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.

How is the Indian Oil 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 2015–2025 USPTO PatentsView Foreign Corporation

Indian Oil Corporation Limited

Q: What technology areas does Indian Oil Corporation Limited focus on?

Indian Oil Corporation Limited's top technology area is 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) with 95 patents. Grants appear in 78 CPC subclasses total.

USPTO PatentsView assignee record - 202 granted patents across 78 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: 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 GAS).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Indian ranks #1,984 of 49,997 tracked US assignees by granted-patent volume, with 202 patents across 78 technology areas.

#1,984
of 49,997 US assignees by volume: Top 5%
by Innovation Score (57.2/100): 12.2
avg claims per patent: +65%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R1984 · Foreign Corporation #1,984 · 202 grants

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

GRANTS-MID 202 grants
TOP-DECILE #1,984/49,997
PHOTO-FINISH Cubic
CPC-WIDE C10G · 78 areas
INNOV-PAR 57.2/100
CLAIMS-RICH 12.2 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-SURGE +65% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Cubic Corporation (±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
Inter Ikea Systems B V · near

57
Basf Coatings · near

57
Indian Oil · this assignee

57
Mettler-Toledo… · near

57
Pall · near

57
3D Lighting… · lowest

7

What this shows Indian's Innovation Score is 57.2/100 (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 Indian's grant cadence moved

Between 2020–2024, Indian Oil Corporation Limited received 119 grants versus 72 in 2015–2019 (+65% equal-window velocity, above median growth). Across complete PatentsView years, output peaked in 2023 at 33 grants and bottomed in 2015 at 3. Lead class C10G accounts for 47% of the portfolio across 78 subclasses. Volume neighbours: Cubic Corporation (#1,981) and Department OF Veterans Affairs (#1,989).

Indian's three-year grant acceleration

From 2019–2021 to 2022–2024, Indian Oil Corporation Limited moved from 72 to 70 grants (0.97x 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 #1,261. See the growth leaderboard.

Cubic

202
Gavrieli Brands

202
Hongfujin Precisi…

202
Invue Security Pr…

202
Kawasaki Motors

202
Optum

202
Tokuyama

202
Indian Oil ◀

202
Department OF Vet…

201

What this shows Indian holds 202 patents at rank #1,985, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Indian

By rank, the assignees closest to #1,985 in granted patent volume.

Leaders in C10G (Cracking Hydrocarbon OILS)

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

Assignees with similar portfolio profiles

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

Similar innovation score

Nearest assignees by Innovation Score (57 here).

Pall Corporation 57 Basf Coatings GMBH 57 Mettler-Toledo (Changzhou) Measurement Technology Ltd. 57 Inter Ikea Systems B.V. 57

Similar claim depth

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

Imam Abdulrahman Bin Faisal University 12.2 avg Peking University Founder Group Co., Ltd. 12.2 avg Hyundai Motor Company 12.2 avg Agco International GmbH 12.2 avg

Indian's Innovation Score vs. every tracked assignee

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

57 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

Indian Oil Corporation Limited patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	3	1.5%
2016	7	3.5%
2017	14	6.9%
2018	25	12.4%
2019	23	11.4%
2020	26	12.9%
2021	23	11.4%
2022	21	10.4%
2023	33	16.3%
2024	16	7.9%
2025partial year	11	5.4%

Which technologies does Indian Oil Corporation Limited patent most?

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 95

B01J - Chemical OR Physical Processes, e.g. Catalysis OR Colloid CHEMISTRY; Their Relevant Apparatus 70

C07C - Acyclic OR Carbocyclic Compounds 32

Y02E - Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution 27

C12P - Fermentation OR Enzyme-using Processes TO Synthesise A Desired Chemical Compound OR Composition OR TO Separate Optical Isomers From A Racemic Mixture 26

C12N - Microorganisms OR ENZYMES; Compositions THEREOF; Propagating, Preserving, OR Maintaining MICROORGANISMS; Mutation OR Genetic ENGINEERING; Culture Media 22

Y02P - Climate Change Mitigation Technologies IN THE Production OR Processing OF Goods 21

C08F - Macromolecular Compounds Obtained BY Reactions Only Involving Carbon-to-carbon Unsaturated Bonds 19

B01D - Separation 19

C12R - Indexing Scheme Associated With Subclasses C12c - C12q, Relating TO Microorganisms 17

C10B - Destructive Distillation OF Carbonaceous Materials FOR Production OF GAS, Coke, TAR, OR Similar Materials 17

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 16

C01B - Non-metallic ELEMENTS; Compounds THEREOF; ; Metalloids OR Compounds Thereof NOT Covered BY Subclass C01c 15

C02F - Treatment OF Water, Waste Water, Sewage, OR Sludge 11

B82Y - Specific Uses OR Applications OF NANOSTRUCTURES; Measurement OR Analysis OF NANOSTRUCTURES; Manufacture OR Treatment OF Nanostructures 9

Top 15 of 78 technology areas

Where it ranks

Overall rank by patents

#1,984

of 49,997 tracked assignees

Innovation Score

57.2 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

Indian Oil Corporation Limited's patent record in context - here's where to go next.

Indian Oil Corporation Limited's lead technology class is 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 GAS), 47% of its portfolio - see every assignee active in that class. Explore C10G
Ranked #1,984 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Indian Oil Corporation Limited against Cubic Corporation, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 57.2/100 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.