PlainPatent

CPC technology class · D07

D07B - Ropes Or Cables In General

Ropes or cables in general. 899 US utility patents granted 2015–2025, with the leading assignees and year-by-year grant trajectory.

899
US patents granted
#1/1
in D07
100.0%
D07 class share
+4%
5-yr velocity

The verdict

According to USPTO PatentsView, Ropes Or Cables In General ranks #472 of 670 CPC technology areas - 899 US patents granted since 2015, with recorded grant volume up 4% over five years.

#472
of 670 CPC technology areas
899
US patents granted, 2015–2025
Otis Elevator
leading assignee (82)
+4%
grant velocity, last 5 yrs

How D07B's grant cadence moved

Between 2020–2024, D07B recorded 404 grants versus 387 in 2015–2019 (+4% equal-window velocity). Across complete years, output peaked in 2020 at 108 grants and bottomed in 2024 at 65 (+66% peak-over-trough). Lead assignee Otis Elevator Company holds 9.1% of the class ; the top three share 19.2%.

Leaderboard read

D07B concentration, lead at 9.1%

Otis Elevator Company leads this historical grant record at 9.1% of D07B - foreign corporation assignees hold 64% of class grants (325 of 506). Figures describe granted US utility patents in this CPC subclass, not current investment or legal strength.

Leader's share
9.1%

82 of 899 grants

Top three share
19.2%

of the class's recorded grants

Lead over #2
28

more grants than Compagnie Generale DES Etablissements Michelin

Rising assignees active in D07B

Company-wide grant multiples (2022–2024 vs 2019–2021) among assignees with ≥5 patents in this subclass. Growth is company-wide; class patent counts are subclass-specific.

  1. #1 Avient Protective Materials B.V. 9.00x 0 → 9 company-wide · 5 in D07B
  2. #2 Bridon International Limited 3.00x 0 → 3 company-wide · 6 in D07B
  3. #3 Jiangsu Xingda Steel Tyre Cord Co., Ltd. 3.00x 1 → 3 company-wide · 5 in D07B
  4. #4 Bekaert Advanced Cords Aalter NV 2.33x 3 → 7 company-wide · 8 in D07B
  5. #5 Hampidjan hf. 1.50x 2 → 3 company-wide · 14 in D07B

D07B grants by year, peak 2020 (108)

US utility-patent grants per year in D07B, 2015–2025 - recent five years are up 4% versus 2015–2019.

406080100120 20152016201720182019202020212022202320242025 54

Who leads D07B?

The 12 most active assignees in Ropes OR Cables IN General - wider bars mean more grants

patents

What this shows Otis Elevator is the most active filer in D07B, holding 82 of the 899 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 D07B
Rank Company Patents in D07B
#1 Otis Elevator Company 82
#2 Compagnie Generale DES Etablissements Michelin 54
#3 Bridgestone Corporation 37
#4 Kone Corporation 27
#5 NV Bekaert SA 24
#6 Michelin Recherche ET Technique S.A. 16
#7 Hampidjan hf. 14
#8 Inventio AG 13
#9 Tokyo Rope MFG. Co., Ltd. 12
#10 Bright Technologies, LLC 12
#11 Samson Rope Technologies, Inc. 8
#12 Ultimate Strength Cable, LLC 8
#13 Bekaert Advanced Cords Aalter NV 8
#14 Soletanche Freyssinet 7
#15 Casar Drahtseilwerk Saar GMBH 6
#16 Bridon International Limited 6
#17 Cabin Air Group B.V. 6
#18 Teufelberger Fiber Rope GMBH 6
#19 Federal-Mogul Powertrain LLC 5
#20 Braskem America, Inc. 5

Footprint here vs. claim strategy

Each dot is a leading D07B 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 D07B assignees by class footprint. Bubble size = patents in D07B. Source: USPTO PatentsView (claim depth is company-wide across all classes). Scatter plot of 14 data points (bubble-sized by third dimension). 0510152025 020406080100 Patents in D07B Avg claims / patent (company-wide) Otis ElevatorCompagnie Generale…BridgestoneKoneBekaertMichelin Recherche Et…Hampidjan hfInventioTokyo Rope MfgBrightSamson RopeUltimate Strength…Bekaert Advanced…Soletanche Freyssinet
Top 14 D07B assignees by class footprint. Bubble size = patents in D07B. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Classes near D07B's 899-grant footprint

Nationwide nearest neighbors for D07B (#472 of 670 by volume ; lead share 9.1%) - not the D07 parent-class siblings above.

Nearest by grant volume

F04F 906 F42D 887 A61D 885 B62L 885

Nearest by lead-assignee share

C13K 9.2% B61C 9.1% B43K 9.1% E06C 9.0%

Questions about D07B

Which company holds the most patents in D07B?
Otis Elevator Company leads D07B with 82 patents (9.1% of the subclass). By PatentsView assignee type, foreign corporations account for 64% of class grants.
Which D07B assignees grew fastest recently?
Among assignees with ≥5 grants in D07B, Avient Protective Materials B.V. shows the highest company-wide grant multiple (9.00x: 0 grants in 2019–2021 → 9 in 2022–2024) while holding 5 patents in this subclass. Growth is company-wide, not class-only.

What to do with this data

D07B in context - here's where to go next.

Figures reflect USPTO PatentsView grant data through 2026-05-15; pending applications not yet granted are not counted.

Methodology - D07B figures are USPTO PatentsView granted-utility totals for this subclass (899 grants in the tracked window).

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.