patentgrep
SearchCompaniesTechnologiesAPIPricingDocs
DocsGet an API key
  1. Technology classes
  2. /C · Chemistry
  3. /C03 · Glass
  4. /C03B · Manufacture, shaping, or supplementary processes
  5. /C03B 37/00 · Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals
  6. /C03B 37/01 · Manufacture of glass fibres or filaments
  7. /C03B 37/012 · Manufacture of preforms for drawing fibres or filaments
  8. /C03B 37/01265 · Starting entirely or partially from molten glass
  9. /C03B 37/01277
C03B 37/01277

By projecting or spraying the melt

Official title: {by projecting or spraying the melt, e.g. as droplets, on a preform}

C03B37/01277 (By projecting or spraying the melt) appears on 3 US grants and 0 published applications in this corpus.

Search patents in C03B

Where it sits

  1. CChemistry
  2. C03Glass
  3. C03BManufacture, shaping, or supplementary processes
  4. C03B 37/00Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals
  5. C03B 37/01Manufacture of glass fibres or filaments
  6. C03B 37/012Manufacture of preforms for drawing fibres or filaments
  7. C03B 37/01265Starting entirely or partially from molten glass
  8. C03B 37/01277By projecting or spraying the melt
Granted patents
3
Published applications
0
Assignees
3
Inventors
10
Latest grant
23 Jan 1990

Filings by year

Granted patentsPublished applications
C03B 37/01277: granted patents and published applications per publication year
YearGranted patentsPublished applications
198710
198800
198910
199010

1987198819891990

By publication year. Applications have been published since 2001.

Recent patents

  • Method for fabricating devices including multicomponent metal halide glasses and the resulting devices23 Jan 1990US 4,895,813 AAmerican Telephone and Telegraph Company, AT&T Bell Laboratories
  • Method for the manufacture of a preform for drawing glass fibers particularly infrared light waveguides for optical communications technology27 Jun 1989US 4,842,627 ASiemens Aktiengesellschaft
  • Composite materials associating an amorphous barium fluoride coating with a substrate and preparation processes of these materials28 Apr 1987US 4,661,413 ALe Verre Fluore S.A.

No published applications in this class yet.

Most cited

By later US patents
  • Method for the manufacture of a preform for drawing glass fibers particularly infrared light waveguides for optical communications technology9US 4,842,627 ASiemens Aktiengesellschaft · 1989
  • Composite materials associating an amorphous barium fluoride coating with a substrate and preparation processes of these materials3US 4,661,413 ALe Verre Fluore S.A. · 1987
  • Method for fabricating devices including multicomponent metal halide glasses and the resulting devices1US 4,895,813 AAmerican Telephone and Telegraph Company, AT&T Bell Laboratories · 1990

Top assignees

Documents
  • ATAmerican Telephone and Telegraph Company, AT&T Bell Laboratories1
  • LVLe Verre Fluore S.A.1
  • Siemens Aktiengesellschaft1

Often classified with

  • C03CChemical composition of glasses, glazes or vitreous enamels3
  • Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3
  • C04BLime, magnesia1
  • C23DEnamelling of, or applying a vitreous layer to, metals1

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