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  1. Technology classes
  2. /B · Performing operations
  3. /B32 · Layered products
  4. /B32B · Layered products, i.e. products built-up of strata of flat or non-flat
  5. /B32B 2264/00 · Composition or properties of particles which form a particulate layer or are
  6. /B32B 2264/10 · Inorganic particles
  7. /B32B 2264/105 · Metal
  8. /B32B 2264/1056
B32B 2264/1056

Iron or steel

B32B2264/1056 (Iron or steel) appears on 9 US grants and 26 published applications in this corpus.

Search patents in B32B

Where it sits

  1. BPerforming operations
  2. B32Layered products
  3. B32BLayered products, i.e. products built-up of strata of flat or non-flat
  4. B32B 2264/00Composition or properties of particles which form a particulate layer or are
  5. B32B 2264/10Inorganic particles
  6. B32B 2264/105Metal
  7. B32B 2264/1056Iron or steel
Granted patents
9
Published applications
26
Assignees
19
Inventors
57
Latest grant
26 May 2026

Filings by year

Granted patentsPublished applications
B32B 2264/1056: granted patents and published applications per publication year
YearGranted patentsPublished applications
202001
202103
202217
202315
202444
202513
202623

2020202120222023202420252026

By publication year. 2026 runs to 8 Oct.

Recent patents

  • Oxygen absorbing resin composition, oxygen absorbing film, oxygen absorbing multi-layer film, and cover material26 May 2026US 12,637,549 B2Mitsubishi Gas Chemical Company, Inc.
  • Electromagnetic wave shielding material, electronic component, and electronic apparatus24 Feb 2026US 12,563,711 B2FUJIFILM Corporation
  • Ultra-fast marine-biodegradable composite film11 Nov 2025US 12,466,948 B2Singular Solutions Inc.
  • Appliance liner having natural fibers27 Aug 2024US 12,070,924 B2Whirlpool Corporation
  • Refrigerator having a membrane19 Mar 2024US 11,932,000 B2Whirlpool Corporation
  • Pfas-free hose constructed with thermoplastic inner layer23 Jul 2026US 2026/0210457 A1
  • Olefin resin packaging material8 Jan 2026US 2026/0008257 A1Toyo Seikan Co., Ltd.
  • Packaging film1 Jan 2026US 2026/0001695 A1Toyo Seikan Co., Ltd.
  • Sliding member and bearing19 Jun 2025US 2025/0198461 A1Senju Metal Industry Co., Ltd.
  • Method for producing a multilayered magnet15 May 2025US 2025/0157728 A1Siemens Aktiengesellschaft

Most cited

By later US patents

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

Top assignees

Documents
  • WWhirlpool Corporation4
  • FUJIFILM Corporation3
  • Toyo Seikan Co., Ltd.3
  • MCMitsubishi Chemical Advanced Materials, Inc.2
  • Mitsubishi Gas Chemical Company, Inc.2
  • NYNan Ya Plastics Corporation2
  • SGSabic Global Technologies B.V.2
  • SSenturion+ LLC2
  • SSSingular Solutions Inc.2
  • TMToyota Motor Engineering & Manufacturing North America, Inc.2

Often classified with

  • B29CShaping or joining of plastics8
  • B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding7
  • C08JWorking-up7
  • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients7
  • C08LCompositions of macromolecular compounds5
  • B65DContainers for storage or transport of articles or materials4
  • C04BLime, magnesia4
  • F25DRefrigerators4
  • H01FMagnets4
  • Y02WClimate change mitigation technologies related to wastewater treatment or waste management4

Documents that also carry the other class.

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