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  1. Technology classes
  2. /B · Performing operations
  3. /B21 · Mechanical metal-working without essentially removing material
  4. /B21C · Manufacture of metal sheets, wire, rods, tubes, profiles or like semi-manufactured products
  5. /B21C 37/00 · Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products
  6. /B21C 37/06 · Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products
  7. /B21C 37/08 · Making tubes with welded or soldered seams
  8. /B21C 37/087
B21C 37/087

Using rods or strips of soldering material

Official title: using rods or strips of soldering material

B21C37/087 (Using rods or strips of soldering material) appears on 4 US grants and 3 published applications in this corpus.

Search patents in B21C

Where it sits

  1. BPerforming operations
  2. B21Mechanical metal-working without essentially removing material
  3. B21CManufacture of metal sheets, wire, rods, tubes, profiles or like semi-manufactured products
  4. B21C 37/00Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products
  5. B21C 37/06Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products
  6. B21C 37/08Making tubes with welded or soldered seams
  7. B21C 37/087Using rods or strips of soldering material
Granted patents
4
Published applications
3
Assignees
5
Inventors
14
Latest grant
14 Apr 2015

Filings by year

Granted patentsPublished applications
B21C 37/087: granted patents and published applications per publication year
YearGranted patentsPublished applications
199220
199300
199400
199500
199600
199700
199800
199900
200000
200100
200200
200300
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200600
200700
200800
200900
201000
201101
201200
201300
201411
201510
201600
201700
201800
201900
202000
202101

1992200220122021

By publication year. Applications have been published since 2001.

Recent patents

  • Method for producing welded steel pipe and welded steel pipe14 Apr 2015US 9,004,341 B2Nippon Steel & Sumitomo Metal Corporation
  • Method for producing a flat tube with an inner insert6 May 2014US 8,713,796 B2Modine Manufacturing Company
  • Manufacture of metal tubes14 Jul 1992US 5,129,571 APirelli General plc
  • Manufacture of metal tubes9 Jun 1992US 5,119,984 APirelli General plc
  • Multiple-Winding Pipe Forming Device and Multiple-Winding Pipe Forming Method19 Aug 2021US 2021/0252576 A1Sanoh Industrial Co., Ltd.
  • Method for producing welded steel pipe and welded steel pipe24 Jul 2014US 2014/0202576 A1Nippon Seel & Sumitomo Metal Corporation
  • Flat tube and production method6 Jan 2011US 2011/0000656 A1Modine Manufacturing Company

Most cited

By later US patents
  • Manufacture of metal tubes1US 5,129,571 APirelli General plc · 1992
  • Method for producing welded steel pipe and welded steel pipe1US 9,004,341 B2Nippon Steel & Sumitomo Metal Corporation · 2015

Top assignees

Documents
  • MMModine Manufacturing Company2
  • PGPirelli General plc2
  • NSNippon Seel & Sumitomo Metal Corporation1
  • Nippon Steel & Sumitomo Metal Corporation1
  • SISanoh Industrial Co., Ltd.1

Often classified with

  • B23KSoldering or unsoldering6
  • Y10TTechnical subjects covered by former us classification4
  • B21DWorking or processing of sheet metal or metal tubes, rods or profiles3
  • F16LPipes2
  • F28DHeat-exchange apparatus, not provided for in another subclass, in which the heat-exchange2
  • F28FDetails of heat-exchange and heat-transfer apparatus, of general application2
  • H01BCables2

Documents that also carry the other class.

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