patentgrep
SearchCompaniesTechnologiesAPIPricingDocs
DocsGet an API key
  1. Technology classes
  2. /B · Performing operations
  3. /B01 · Physical or chemical processes or apparatus in general
  4. /B01J · Chemical or physical processes
  5. /B01J 2523/00 · Constitutive chemical elements of heterogeneous catalysts
  6. /B01J 2523/30 · Constitutive chemical elements of heterogeneous catalysts: of group iii of the periodic
  7. /B01J 2523/37 · Lanthanides
  8. /B01J 2523/3737
B01J 2523/3737

Samarium

B01J2523/3737 (Samarium) appears on 2 US grants and 3 published applications in this corpus.

Search patents in B01J

Where it sits

  1. BPerforming operations
  2. B01Physical or chemical processes or apparatus in general
  3. B01JChemical or physical processes
  4. B01J 2523/00Constitutive chemical elements of heterogeneous catalysts
  5. B01J 2523/30Constitutive chemical elements of heterogeneous catalysts: of group iii of the periodic
  6. B01J 2523/37Lanthanides
  7. B01J 2523/3737Samarium
Granted patents
2
Published applications
3
Assignees
5
Inventors
16
Latest grant
30 Sep 2025

Filings by year

Granted patentsPublished applications
B01J 2523/3737: granted patents and published applications per publication year
YearGranted patentsPublished applications
202001
202110
202200
202301
202401
202510

202020212022202320242025

By publication year.

Recent patents

  • High entropy rare earth oxides for emissions control30 Sep 2025US 12,427,477 B2Ford Global Technologies, LLC
  • Mixed oxide catalyst for the oxidative coupling of methane17 Aug 2021US 11,091,410 B2
  • Grain boundary and surface-doped rare earth manganese-zirconium composite compound and preparation method and use thereof28 Nov 2024US 2024/0390878 A1Grirem Advanced Materials Co., Ltd.
  • High entropy rare earth oxides for emissions control20 Jul 2023US 2023/0226490 A1Ford Global Technologies, LLC
  • Mixed oxide catalyst for the oxidative coupling of methane16 Jan 2020US 2020/0017424 A1Sabic Global Technologies B.V.

Most cited

By later US patents
  • Mixed oxide catalyst for the oxidative coupling of methane2US 11,091,410 B22021

Top assignees

Documents
  • FGFord Global Technologies, LLC2
  • GAGrirem Advanced Materials Co., Ltd.1
  • GHGrirem Hi-Tech Co., Ltd.1
  • RERare Earth Functional Materials (Xiong 'an) Innovation Center Co., Ltd.1
  • SGSabic Global Technologies B.V.1

Often classified with

  • B01DSeparation3
  • C01FCompounds of the metals beryllium, magnesium, aluminium, calcium, strontium, barium, radium, thorium2
  • C01GCompounds containing metals not covered by subclasses c01d or c01f2
  • C07CAcyclic or carbocyclic compounds2
  • F01NGas-flow silencers or exhaust apparatus for machines or engines in general2
  • Y02ATechnologies for adaptation to climate change2
  • Y02PLow-carbon manufacturing2
  • Y02TLow-carbon transport2

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