patentgrep
SearchCompaniesTechnologiesAPIPricingDocs
DocsGet an API key
  1. Technology classes
  2. /F · Mechanical engineering
  3. /F03 · Machines or engines for liquids
  4. /F03D · Wind motors
  5. /F03D 1/00 · Wind motors with rotation axis substantially parallel to the air flow entering
  6. /F03D 1/04 · Wind motors with rotation axis substantially parallel to the air flow entering
  7. /F03D 1/051
F03D 1/051

Multiple shrouds

Official title: {Multiple shrouds, e.g. in series or in parallel}

F03D1/051 (Multiple shrouds) appears on 2 US grants and 7 published applications in this corpus.

Search patents in F03D

Where it sits

  1. FMechanical engineering
  2. F03Machines or engines for liquids
  3. F03DWind motors
  4. F03D 1/00Wind motors with rotation axis substantially parallel to the air flow entering
  5. F03D 1/04Wind motors with rotation axis substantially parallel to the air flow entering
  6. F03D 1/051Multiple shrouds
Granted patents
2
Published applications
7
Assignees
3
Inventors
6
Latest grant
21 Jan 2025

Filings by year

Granted patentsPublished applications
F03D 1/051: granted patents and published applications per publication year
YearGranted patentsPublished applications
202301
202414
202510
202602

2023202420252026

By publication year. 2026 runs to 8 Oct.

Recent patents

  • Fluid turbine configured for moment-arm and thrust-force load control21 Jan 2025US 12,203,441 B1
  • Energy conversion system for converting wind energy into electrical energy7 May 2024US 11,976,624 B2
  • Wind Turbine9 Apr 2026US 2026/0098515 A1Enturi Limited
  • Architectural Optimization of Wall-to-Roof Interface to Enhance Wind Turbine Efficiency19 Feb 2026US 2026/0049591 A1
  • Aerodynamic control devices for ducted fluid turbines17 Oct 2024US 2024/0344496 A1
  • Vertical axis wind turbine10 Oct 2024US 2024/0337251 A1Verta AS
  • Aerodynamic control devices for ducted fluid turbines26 Sep 2024US 2024/0318625 A1

Most cited

By later US patents

No patent in this class has been cited by a later US patent yet.

Top assignees

Documents
  • EEnturi Limited1
  • IIIngenieurbüro Immig GmbH1
  • VVerta AS1

Often classified with

  • F05BIndexing scheme relating to wind, spring, weight, inertia or like motors, to8
  • Y02EClean energy generation and storage5
  • Y02BEnergy-efficient buildings3
  • F03BMachines or engines for liquids1

Documents that also carry the other class.

patentgrep

Search every US patent grant since 1976 and every published application since 2001. Updated weekly from USPTO.

Product

  • Search
  • New this week
  • Where the data comes from
  • Pricing

Browse

  • Companies
  • Technology classes

Developers

  • API docs
  • PatentsView-compatible API
  • MCP server
  • Changelog

About

  • Privacy
  • Terms
© 2026 patentgrepData from USPTO bulk files