patentgrep
SearchCompaniesTechnologiesAPIPricingDocs
DocsGet an API key
  1. Technology classes
  2. /A · Human necessities
  3. /A61 · Medical or veterinary science
  4. /A61K · Medicines and medical preparations
  5. /A61K 6/00 · Preparations for dentistry
  6. /A61K 6/80 · Preparations for artificial teeth, for filling teeth or for capping teeth
  7. /A61K 6/849 · Comprising inorganic cements
  8. /A61K 6/88
A61K 6/88

Chromium oxide

A61K6/88 (Chromium oxide) appears on 2 US grants and 4 published applications in this corpus.

Search patents in A61K

Where it sits

  1. AHuman necessities
  2. A61Medical or veterinary science
  3. A61KMedicines and medical preparations
  4. A61K 6/00Preparations for dentistry
  5. A61K 6/80Preparations for artificial teeth, for filling teeth or for capping teeth
  6. A61K 6/849Comprising inorganic cements
  7. A61K 6/88Chromium oxide
Granted patents
2
Published applications
4
Assignees
4
Inventors
11
Latest grant
7 Mar 2023

Filings by year

Granted patentsPublished applications
A61K 6/88: granted patents and published applications per publication year
YearGranted patentsPublished applications
201301
201400
201500
201600
201701
201801
201900
202011
202100
202200
202310

20132014201520162017201820192020202120222023

By publication year.

Recent patents

  • Particles with improved colour shielding7 Mar 2023US 11,596,582 B2Ivoclar Vivadent AG
  • Photocurable composition, denture base, and plate denture18 Feb 2020US 10,562,995 B2Mitsui Chemicals, Inc.
  • Particles With Improved Colour Shielding12 Mar 2020US 2020/0078271 A1Ivoclar Vivadent AG
  • Photocurable composition, denture base, and plate denture4 Oct 2018US 2018/0282455 A1Mitsui Chemicals, Inc.
  • Surface modification for enhanced bonding of ceramic materials16 Feb 2017US 2017/0042643 A1Research Triangle Institute
  • Surface modification for enhanced bonding of ceramic materials15 Aug 2013US 2013/0209951 A1Research Triangle Institute

Most cited

By later US patents
  • Photocurable composition, denture base, and plate denture3US 10,562,995 B2Mitsui Chemicals, Inc. · 2020

Top assignees

Documents
  • IVIvoclar Vivadent AG2
  • Mitsui Chemicals, Inc.2
  • RTResearch Triangle Institute1
  • RTResearch Triangle Institute1

Often classified with

  • A61CDentistry4
  • A61LMethods or apparatus for sterilising materials or objects in general2
  • B05DProcesses for applying fluent materials to surfaces, in general2
  • B33YAdditive manufacturing, i.e. manufacturing of three-dimensional [3d] objects by additive deposition, additive2
  • C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds2
  • C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds2
  • C09CTreatment of inorganic materials, other than fibrous fillers, to enhance their pigmenting2
  • G03FPhotomechanical production of textured or patterned surfaces2
  • H01FMagnets2

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