patentgrep
SearchCompaniesTechnologiesAPIPricingDocs
DocsGet an API key
  1. Technology classes
  2. /B · Performing operations
  3. /B01 · Physical or chemical processes or apparatus in general
  4. /B01D · Separation
  5. /B01D 67/00 · Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
  6. /B01D 67/0002 · Organic membrane manufacture
  7. /B01D 67/0004 · By agglomeration of particles
  8. /B01D 67/00044
B01D 67/00044

By plasma spraying

Official title: {by plasma spraying}

B01D67/00044 (By plasma spraying) appears on 2 US grants and 6 published applications in this corpus.

Search patents in B01D

Where it sits

  1. BPerforming operations
  2. B01Physical or chemical processes or apparatus in general
  3. B01DSeparation
  4. B01D 67/00Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
  5. B01D 67/0002Organic membrane manufacture
  6. B01D 67/0004By agglomeration of particles
  7. B01D 67/00044By plasma spraying
Granted patents
2
Published applications
6
Assignees
5
Inventors
21
Latest grant
11 Aug 2020

Filings by year

Granted patentsPublished applications
B01D 67/00044: granted patents and published applications per publication year
YearGranted patentsPublished applications
201801
201901
202021
202101
202200
202300
202400
202501
202601

201820192020202120222023202420252026

By publication year. 2026 runs to 8 Oct.

Recent patents

  • Preparation method for composite porous structure and composite porous structure made thereby11 Aug 2020US 10,737,222 B2Extremem, Inc.
  • Composite membrane and method for producing a composite membrane25 Feb 2020US 10,571,970 B2Sefar AG
  • Mxene membrane with gradient pores, preparation method and application thereof23 Jul 2026US 2026/0208121 A1South China University of Technology
  • Polyphenol-modified polymeric membrane, preparation method therefor and metallized polymeric membrane18 Dec 2025US 2025/0381529 A1Jiangyin Nanopore Innovative Materials Technology Ltd.
  • Laser-sintered filter, method for producing the filter, and method for ensuring fluid flow14 Oct 2021US 2021/0316240 A1
  • Composite membranes with improved performance and/or durability and methods of use28 May 2020US 2020/0164319 A13M Innovative Properties Company
  • Preparation method for composite porous structure and composite porous structure made thereby12 Sep 2019US 2019/0275472 A1Extremem, Inc.

Most cited

By later US patents
  • Composite membrane and method for producing a composite membrane1US 10,571,970 B2Sefar AG · 2020

Top assignees

Documents
  • EExtremem, Inc.2
  • SSefar AG2
  • 3I3M Innovative Properties Company1
  • JNJiangyin Nanopore Innovative Materials Technology Ltd.1
  • SCSouth China University of Technology1

Often classified with

  • B32BLayered products, i.e. products built-up of strata of flat or non-flat2
  • B81CProcesses or apparatus specially adapted for the manufacture or treatment of microstructural2
  • C23CCoating metallic material2
  • D01DMechanical methods or apparatus in the manufacture of artificial filaments, threads, fibres2
  • D04HMaking textile fabrics2
  • D06MTreatment, not provided for elsewhere in class d06, of fibres, threads, yarns2
  • G06FComputing and data processing2
  • G10KSound-producing devices2
  • H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers2
  • C08JWorking-up1

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