PlainPatent

CPC technology class · C08

C08H - Derivatives OF Natural Macromolecular Compounds

Derivatives of natural macromolecular compounds. 1,172 US utility patents granted 2015–2025, with the leading assignees and year-by-year filing trajectory.

1,172
US patents granted
C08
Parent CPC class
20
Active assignees
-8%
5-yr velocity

The verdict

Derivatives OF Natural Macromolecular Compounds ranks #435 of 670 CPC technology areas - 1,172 US patents granted since 2015, with filing down 8% over five years.

#435
of 670 CPC technology areas
1,172
US patents granted, 2015–2025
Xyleco
leading assignee (53)
-8%
filing velocity, last 5 yrs
Top assignee: Xyleco, Inc. (53 patents)

CPC subclass C08H - DERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS - covers 1,172 US utility patents granted between 2015 and 2025 according to USPTO PatentsView records, within the broader CPC class C08 (ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON). See our CPC classification guide for how the system works.

The competitive landscape in C08H is shaped by 20 distinct companies actively filing in this space. Xyleco, Inc. leads with 53 patents, followed by Upm-kymmene Corporation at 30 grants and Shell OIL Compny at 27.

Filing activity in C08H is down 8% over the past five years versus 2015-2019, a relatively steady filing pace. All counts come directly from USPTO PatentsView and reflect US granted utility patents only.

Is C08H innovation accelerating?

US utility-patent grants per year in C08H, 2015–2025 - recent five years are down 8% versus 2015–2019.

6080100120140 20152016201720182019202020212022202320242025 70

Who leads C08H?

The 12 most active assignees in DERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS - wider bars mean more grants

patents

What this shows Xyleco is the most active filer in C08H, holding 53 of the 1,172 patents in this class. Concentration at the top signals how contestable this technology area is for new entrants.

Source USPTO PatentsView, granted utility patents As of 2015–2025 grant years
View data table
Top patent holders in CPC subclass C08H
Rank Company Patents in C08H
#1 Xyleco, Inc. 53
#2 Upm-kymmene Corporation 30
#3 Shell OIL Compny 27
#4 Granbio Intellectual Property Holdings, Llc 18
#5 Stora Enso OYJ 17
#6 Virdia, Llc 15
#7 Renmatix, Inc. 15
#8 Nippon Paper Industries Co., Ltd. 14
#9 API Intellectual Property Holdings, Llc 13
#10 Knauf Insulation SPRL 10
#11 Modern Meadow, Inc. 10
#12 Tricoya Technologies Ltd 9
#13 Fibria Innovations Inc. 9
#14 Knauf Insulation, Inc. 8
#15 Biochemtex S.p.a. 8
#16 Virent, Inc. 7
#17 Fpinnovations 7
#18 Sixring Inc. 7
#19 Evertree 7
#20 Cellucomp Limited 7

About This Class

CPC subclass C08H belongs to class C08.

1,172 patents were granted in this class between 2015 and 2025.

20 companies actively patent in this space.

Classification System

Cooperative Patent Classification (CPC) is a hierarchical patent classification system used by the USPTO and EPO.

← All Technology Classes Technology Rankings →

Footprint here vs. claim strategy

Each dot is a leading C08H assignee, placed by how many patents it holds in this class (horizontal) against its company-wide average claims per patent (vertical) - a read on whether the class is led by broad-but-shallow filers or focused deep-claim players.

Top 14 C08H assignees by class footprint. Bubble size = patents in C08H. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Top 14 C08H assignees by class footprint. Bubble size = patents in C08H. Source: USPTO PatentsView (claim depth is company-wide across all classes). Scatter plot of 14 data points (bubble-sized by third dimension). 1015202530 0102030405060 Patents in C08H Avg claims / patent (company-wide) XylecoUpm-kymmeneShell Oil CompnyGranbio Intellectual…Stora Enso OyjVirdiaRenmatixNippon Paper Industri…Api Intellectual Prop…Knauf Insulation SprlModern MeadowTricoyaFibria InnovationsKnauf Insulation
Top 14 C08H assignees by class footprint. Bubble size = patents in C08H. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Frequently Asked Questions

What is CPC class C08H?
CPC subclass C08H covers DERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS. It belongs to CPC class C08 (ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON), with 1,172 US utility patents granted since 2015.
How many patents have been filed in C08H?
1,172 US utility patents were granted in CPC subclass C08H between 2015 and 2025, based on USPTO PatentsView data.
Which company holds the most patents in C08H?
Xyleco, Inc. leads C08H with 53 patents, making it the most active assignee in this technology area.
How is patent data for C08H collected?
Patent data comes from USPTO PatentsView, a public research dataset maintained by the United States Patent and Trademark Office. It covers all US granted utility patents and assigns CPC codes based on the technology described in each patent.
What is the difference between CPC class and subclass?
A CPC class (e.g., C08) is a broad technology category. Subclasses like C08H provide finer granularity within that category. PlainPatent organizes data at the subclass level (4-character codes) for the most useful view of technology domains.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from USPTO PatentsView - official U.S. government patent data. See our methodology for computation details. Retrieved and formatted by PlainPatent Editorial

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.