USPTO 2015–2025 USPTO PatentsView Foreign Corporation

CG Rail—chinesisch-deutsches Forschungs- UND Entwicklungszentrum Für BAHN- UND Verkehrstechnik Dresden Gmbh

USPTO PatentsView assignee record - 7 granted patents across 9 technology areas, active 2022–2024. Filing-trend and competitive-moat analysis cross-referenced to USPTO Patent Public Search. Primary class: B61D (BODY DETAILS OR KINDS OF RAILWAY VEHICLES).

Compiled byPlainPatent Editorial, US Patent Intelligence Editorial Team · May 15, 2026

Explore the portfolio See the ranking

Total patents granted

CPC technology areas

15.6

Avg claims per patent

5-year filing velocity

The verdict

CG holds 7 US patents across 9 technology areas, rank #34,659 of 50,000 tracked assignees.

#34,659
of 50,000 US assignees by volume: Top 19%
by Innovation Score (47.1/100): 15.6
avg claims per patent

Portfolio overview

CG Rail—chinesisch-deutsches Forschungs- UND Entwicklungszentrum Für BAHN- UND Verkehrstechnik Dresden Gmbh has been granted 7 US utility patents between 2022 and 2024, placing CG Rail—chinesisch-deutsches Forschungs- UND Entwicklungszentrum Für BAHN- UND Verkehrstechnik Dresden Gmbh at rank #34,659 across all assignees tracked by PlainPatent. This portfolio spans 9 distinct Cooperative Patent Classification (CPC) subclasses, averaging 15.6 claims per patent with primary concentration in B61D (BODY DETAILS OR KINDS OF RAILWAY VEHICLES). As a Foreign Corporation, CG Rail—chinesisch-deutsches Forschungs- UND Entwicklungszentrum Für BAHN- UND Verkehrstechnik Dresden Gmbh is one of the more focused assignees in the PatentsView dataset. By volume, CG sits between CELO Foundation (7 patents, rank #34,655) and Chance LINE Industrial Co., Ltd. (7 patents, rank #34,663) - the closest US assignees by grant volume. The composite Innovation Score of 47.1/100 blends portfolio volume, filing velocity, technology breadth, and claim depth into a single comparable measure drawn directly from USPTO PatentsView records.

Filing cadence tells the strategic story. Historical data spans 2022 through 2024, with 7 total grants over that period. Velocity comparisons require five years of historical filings to calibrate. The Foreign Corporation classification further shapes interpretation, since corporate, government, and individual filers pursue patents for materially different reasons.

Claim depth and technology breadth together indicate competitive posture. CG Rail—chinesisch-deutsches Forschungs- UND Entwicklungszentrum Für BAHN- UND Verkehrstechnik Dresden Gmbh's 15.6 average claims per patent sits within the typical range for solid legal coverage without excessive prosecution cost, while concentration in 9 subclasses points to a focused technical program. Combined with portfolio volume, these signals let analysts, investors, and licensing professionals benchmark CG Rail—chinesisch-deutsches Forschungs- UND Entwicklungszentrum Für BAHN- UND Verkehrstechnik Dresden Gmbh against peers pursuing similar technology classes.

CELO Foundation

7
Centessa Pharmace…

7
Centre Hospitalie…

7
Certainteed Gypsu…

7
CG Technology

7
CH3 Solutions

7
CHA Biotech

7
Chance LINE Indus…

7
CG RAIL—Chinesisc… ◀

7

What this shows CG holds 7 patents at rank #34,659, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near CG

By rank, the assignees closest to #34,659 in granted patent volume.

Leaders in B61D (BODY Details OR Kinds OF Railway Vehicles)

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

CG's Innovation Score vs. every tracked assignee

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

47 Top 19% higher than 81% of 50,000 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 · 2022–2024

Grants by year

Teal-shaded recent years (2020–present) versus the 2022–2019 baseline. Full figures in the table below.

View data table

CG Rail—chinesisch-deutsches Forschungs- UND Entwicklungszentrum Für BAHN- UND Verkehrstechnik Dresden Gmbh patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2022	6	85.7%
2024	1	14.3%

Which technologies does CG Rail—chinesisch-deutsches Forschungs- UND Entwicklungszentrum Für BAHN- UND Verkehrstechnik Dresden Gmbh patent most?

B61D - BODY DETAILS OR KINDS OF RAILWAY VEHICLES 5

B61F - RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES 3

B29L - INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES 2

B29C - SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 2

Y02T - CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION 2

B29K - INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR ; MOULDS, ; REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS 1

B61G - COUPLINGS; DRAUGHT AND BUFFING APPLIANCES 1

E04D - ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS 1

F16B - DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING 1

Top 9 of 9 technology areas

Patent Moat Analysis

Portfolio Volume Light

Tech Breadth Focused

Claim Depth Standard

Where it ranks

Overall rank by patents

#34,659

Across all tracked assignees

Innovation Score

47.1 out of 100

View all rankings →

Data Source

USPTO PatentsView, US granted patents 2015–2025

How is Innovation Score calculated?

Frequently Asked Questions

How many patents does CG Rail—chinesisch-deutsches Forschungs- UND Entwicklungszentrum Für BAHN- UND Verkehrstechnik Dresden Gmbh hold?

CG Rail—chinesisch-deutsches Forschungs- UND Entwicklungszentrum Für BAHN- UND Verkehrstechnik Dresden Gmbh holds 7 US granted patents filed between 2022 and 2024, spanning 9 technology areas.

What is CG Rail—chinesisch-deutsches Forschungs- UND Entwicklungszentrum Für BAHN- UND Verkehrstechnik Dresden Gmbh's Innovation Score?

CG Rail—chinesisch-deutsches Forschungs- UND Entwicklungszentrum Für BAHN- UND Verkehrstechnik Dresden Gmbh has an Innovation Score of 47.1 out of 100. This composite metric weighs portfolio volume (40%), filing velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does CG Rail—chinesisch-deutsches Forschungs- UND Entwicklungszentrum Für BAHN- UND Verkehrstechnik Dresden Gmbh focus on?

CG Rail—chinesisch-deutsches Forschungs- UND Entwicklungszentrum Für BAHN- UND Verkehrstechnik Dresden Gmbh's top technology area is B61D (BODY DETAILS OR KINDS OF RAILWAY VEHICLES) with 5 patents. The company has filed patents in 9 CPC subclasses total.

Is CG Rail—chinesisch-deutsches Forschungs- UND Entwicklungszentrum Für BAHN- UND Verkehrstechnik Dresden Gmbh's patent filing rate increasing or decreasing?

Insufficient historical data is available to calculate a velocity trend for CG Rail—chinesisch-deutsches Forschungs- UND Entwicklungszentrum Für BAHN- UND Verkehrstechnik Dresden Gmbh.

What does claim depth mean for CG Rail—chinesisch-deutsches Forschungs- UND Entwicklungszentrum Für BAHN- UND Verkehrstechnik Dresden Gmbh's patents?

CG Rail—chinesisch-deutsches Forschungs- UND Entwicklungszentrum Für BAHN- UND Verkehrstechnik Dresden Gmbh's patents average 15.6 claims each. This falls within the standard range, providing solid legal coverage.

How is the CG Rail—chinesisch-deutsches Forschungs- UND Entwicklungszentrum Für BAHN- UND Verkehrstechnik Dresden Gmbh 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.

How to use this portfolio

CG's 7 grants land it in the top 19% by Innovation Score, but volume alone doesn't tell you where the strength sits.

Read that count against the largest US assignees before treating it as dominance - CG ranks #34,659 of 50,000. Top 50 holders
Most of this portfolio concentrates in B61D - see who else leads that technology area. B61D leaders
Check what the four-part Innovation Score actually rewards before comparing it to another company. How the score works

Patent counts and the Innovation Score measure patenting activity, not commercial success or the legal strength of any patent. Many patents are filed defensively. Verify the status of an individual patent against official USPTO records.

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

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 byPlainPatent Editorial, US Patent Intelligence Editorial Team · 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.