PlainPatent

CPC technology class · B02

B02C - Crushing

Crushing, pulverising, or disintegrating in general; milling grain. 2,934 US utility patents granted 2015–2025, with the leading assignees and year-by-year filing trajectory.

2,934
US patents granted
B02
Parent CPC class
20
Active assignees
+24%
5-yr velocity

The verdict

Crushing ranks #322 of 670 CPC technology areas - 2,934 US patents granted since 2015, with filing up 24% over five years.

#322
of 670 CPC technology areas
2,934
US patents granted, 2015–2025
Sandvik Intellectual…
leading assignee (65)
+24%
filing velocity, last 5 yrs
Top assignee: Sandvik Intellectual Property AB (65 patents)

CPC subclass B02C - CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN - covers 2,934 US utility patents granted between 2015 and 2025 according to USPTO PatentsView records, within the broader CPC class B02 (CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING). See our CPC classification guide for how the system works.

The competitive landscape in B02C is shaped by 20 distinct companies actively filing in this space. Sandvik Intellectual Property AB leads with 65 patents, followed by Metso Minerals, Inc. at 49 grants and Vermeer Manufacturing Company at 32.

Filing activity in B02C is up 24% over the past five years versus 2015-2019, a sharp acceleration suggesting an emerging or fast-moving technology area. All counts come directly from USPTO PatentsView and reflect US granted utility patents only.

Is B02C innovation accelerating?

US utility-patent grants per year in B02C, 2015–2025 - recent five years are up 24% versus 2015–2019.

150200250300350400 20152016201720182019202020212022202320242025 189

Who leads B02C?

The 12 most active assignees in CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN - wider bars mean more grants

patents

What this shows Sandvik Intellectual… is the most active filer in B02C, holding 65 of the 2,934 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 B02C
Rank Company Patents in B02C
#1 Sandvik Intellectual Property AB 65
#2 Metso Minerals, Inc. 49
#3 Vermeer Manufacturing Company 32
#4 Thyssenkrupp Industrial Solutions Ag 26
#5 Kleemann Gmbh 24
#6 Aurora Office Equipment Co., Ltd. Shanghai 23
#7 Bühler Ag 22
#8 Valmet AB 21
#9 Andritz Inc. 20
#10 Flsmidth A/s 20
#11 Erema Engineering Recycling Maschinen UND Anlagen Gesellschaft, M.b.h. 17
#12 Terex USA, Llc 16
#13 Owens Corning Intellectual Capital, Llc 15
#14 Netzch-feinmahltechnik Gmbh 15
#15 Metso Outotec USA Inc. 15
#16 Outotec (finland) OY 14
#17 Fellowes, Inc. 14
#18 Terex GB Limited 14
#19 Genesis III, Inc. 14
#20 BMIC Llc 13

About This Class

CPC subclass B02C belongs to class B02.

2,934 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 B02C 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 B02C assignees by class footprint. Bubble size = patents in B02C. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Top 14 B02C assignees by class footprint. Bubble size = patents in B02C. Source: USPTO PatentsView (claim depth is company-wide across all classes). Scatter plot of 14 data points (bubble-sized by third dimension). 101214161820 020406080 Patents in B02C Avg claims / patent (company-wide) Sandvik Intellectual…Metso MineralsVermeer ManufacturingThyssenkrupp Industri…KleemannAurora Office Equipme…BühlerValmet AbAndritzFlsmidth A/SErema Engineering Rec…Terex UsaOwens Corning Intelle…Netzch-feinmahltechnik
Top 14 B02C assignees by class footprint. Bubble size = patents in B02C. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Frequently Asked Questions

What is CPC class B02C?
CPC subclass B02C covers CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN. It belongs to CPC class B02 (CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING), with 2,934 US utility patents granted since 2015.
How many patents have been filed in B02C?
2,934 US utility patents were granted in CPC subclass B02C between 2015 and 2025, based on USPTO PatentsView data.
Which company holds the most patents in B02C?
Sandvik Intellectual Property AB leads B02C with 65 patents, making it the most active assignee in this technology area.
How is patent data for B02C 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., B02) is a broad technology category. Subclasses like B02C 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.