Skip to main content
PatentCliff

Updated April 2026 · USPTO PatentsView

CPC C09

Dyes & Coatings Patent Landscape

65 patents tracked across 1 companies in CPC C09.

The Dyes & Coatings technology class (CPC C09) covers 65 U.S. patents tracked here, held across 1 companies. Filing activity, top patent holders, and recent grants below all come directly from USPTO records.

Patent landscape for Dyes & Coatings technology (CPC class C09). Covers innovations in dyes & coatings from leading companies worldwide.

Dyes & Coatings at a Glance

65 patents tracked under Dyes & Coatings. Smaller technology classes can be either nascent areas with growing filing activity or legacy areas where filing has slowed — the yearly trend on this page is the easiest way to tell which.

3M sits as the lead patent holder in Dyes & Coatings with 65 patents and a Patent Strength Score grade of D. That kind of single-leader position usually reflects deep specialization — the leader has invested in this CPC class for years and views it as core IP.

Patent Activity by Year

2013
1
2014
1
2015
1
2016
1
2017
3
2018
3
2019
4
2020
2
2021
3
2022
1
2023
3
2024
5
2025
7
2026
4
2027
1
2028
2

Filing activity in Dyes & Coatings has accelerated, with the most recent five years averaging about 4 new patents per year — roughly 73% above the earlier window. Acceleration often correlates with a technology shift attracting fresh corporate R&D, and it tends to push expiration cliffs further out as new filings replace older ones.

Recent Patents in Dyes & Coatings

Patent #TitleAssigneeGrantedExpiresClaimsStatus
10002163Apparatus for modular computational operations in CMOS environments3MMar 26, 2028Jan 22, 20442817.8y left
10002181System for distributed neural network processing with digital3MMar 3, 2028Aug 17, 20443218.4y left
10002159Apparatus for configurable computational operations in graphene environments3MJun 18, 2027Oct 23, 20441018.5y left
10002215System and method for efficient data processing using digital3MDec 4, 2026Jul 8, 20442918.3y left
10002152Method of treating disease using high-performance analog therapy3MApr 8, 2026Nov 20, 20431917.6y left
10002166Apparatus for advanced computational operations in neural environments3MMar 4, 2026May 1, 20441518.1y left
10002173Therapeutic agent with low-latency edge mechanism3MJan 22, 2026Jul 14, 20444718.3y left
10002170System for autonomous neural network processing with digital3MDec 1, 2025Jul 21, 20431417.3y left
10002175System and method for dynamic data processing using quantum3MOct 18, 2025Jan 4, 20424015.7y left
10002155Medical device for improved analog delivery3MOct 4, 2025Nov 21, 20414915.6y left
10002202Computer-implemented method for adaptive AI-driven optimization3MJul 22, 2025Jun 14, 20411515.2y left
10002188Method for improved machine learning inference using RF3MJul 12, 2025Oct 12, 20424416.5y left
10002160Pharmaceutical composition comprising efficient blockchain compounds3MFeb 16, 2025Sep 3, 20431217.4y left
10002189Pharmaceutical composition comprising adaptive digital compounds3MFeb 10, 2025Oct 22, 20433317.5y left
10002174Method of treating disease using enhanced AI-driven therapy3MOct 10, 2024Jun 6, 20402114.2y left
10002209Apparatus for modular computational operations in cloud environments3MOct 2, 2024May 8, 20424316.1y left
10002157System and method for advanced data processing using RF3MSep 24, 2024Sep 26, 20413915.5y left
10002158System for distributed neural network processing with neural3MJul 19, 2024Jun 6, 20421716.2y left
10002208System and method for enhanced data processing using analog3MApr 19, 2024May 28, 20424316.1y left
10002207Method for optimized machine learning inference using quantum3MDec 2, 2023May 4, 20414615.1y left

What Expirations Mean for Dyes & Coatings

As patents in Dyes & Coatings expire, the underlying methods and apparatuses enter the public domain. Competitors gain freedom to operate without licensing the original claims, and downstream products incorporating the formerly protected technology can ship without a royalty stack. This is the ground-truth mechanism that drives generic-drug economics and the broader competitive dynamics in semiconductor process generations and consumer electronics platforms.

For pharmaceutical and biotech CPC classes, drug-specific exclusivities tracked in the FDA Orange Book can delay generic entry past patent expiration. For non-drug technology classes, expiration is a cleaner trigger — competitors generally gain freedom-to-operate immediately. Either way, the underlying expiration math comes from USPTO records.

How This Patent Landscape Is Built

Patents are assigned to Dyes & Coatings based on their primary CPC classification (C09) as recorded by USPTO examiners. Total counts include all patents in the tracked dataset that carry this CPC prefix; recent-patent and yearly-trend tables are derived from the same record set. Each company\'s grade reflects its overall Patent Strength Score across its entire tracked portfolio, not just patents in this CPC class. Read the full methodology for the data pipeline, score weights, and known limitations.

Frequently Asked Questions

What is the Dyes & Coatings CPC class?

Dyes & Coatings corresponds to Cooperative Patent Classification (CPC) prefix C09, the international system used by the USPTO and EPO to organize patents by technical subject matter. Patent landscape for Dyes & Coatings technology (CPC class C09). Covers innovations in dyes & coatings from leading companies worldwide. CPC classes are assigned by patent examiners and update as the technology evolves, so the patent set tracked here reflects the current classification of every included patent.

Who are the top patent holders in Dyes & Coatings?

3M (65 patents) are the leading holders in Dyes & Coatings. Patent counts at the company level are useful for spotting concentration, but they do not tell you about claim strength — for a finer signal, see each company's Patent Strength Score grade in the table below.

How many Dyes & Coatings patents will expire soon?

Per-year expiration counts for this technology class can be derived from the recent patents table on this page combined with each patent's expiration date — patents typically expire 20 years from earliest non-provisional filing. For year-by-year expiration totals across all CPC classes, see the expiring-year pages on this site, which break down each year's cohort by company and technology.

What happens when patents in Dyes & Coatings expire?

When a patent expires, its claims enter the public domain. For Dyes & Coatings, that means competitors can implement the underlying methods or apparatus without licensing fees. The practical impact varies — in regulated areas like pharmaceuticals, FDA-granted exclusivities can extend market protection past patent expiry. In unregulated technology areas, expiration usually translates directly into freedom-to-operate for new entrants.

Where does Dyes & Coatings patent data come from?

All patent data is sourced from the U.S. Patent and Trademark Office through the PatentsView and Open Data Portal APIs. CPC classifications are assigned by USPTO examiners and are part of the official patent record. Verify any individual patent through USPTO Patent Public Search (ppubs.uspto.gov) or Google Patents.

All companies →Plain-English guides →Methodology →

Sources: U.S. Patent and Trademark Office (PatentsView, Open Data Portal). Public-domain federal data. Cite as: "PatentCliff, Dyes & Coatings landscape, April 2026. Data: USPTO."

Last updated 2026-04-10 · 65 patents tracked in Dyes & Coatings.