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  1. Technology classes
  2. /Y · General tagging of new technological developments
  3. /Y10 · Technical subjects covered by former uspc
  4. /Y10T · Technical subjects covered by former us classification
  5. /Y10T 409/00 · Gear cutting, milling, or planing
  6. /Y10T 409/50 · Planing
  7. /Y10T 409/502624 · Means for cutting groove
  8. /Y10T 409/502788 · Arcuate groove
  9. /Y10T 409/502952
Y10T 409/502952

For rifling

Y10T409/502952 (For rifling) appears on 3 US grants and 2 published applications in this corpus.

Search patents in Y10T

Where it sits

  1. YGeneral tagging of new technological developments
  2. Y10Technical subjects covered by former uspc
  3. Y10TTechnical subjects covered by former us classification
  4. Y10T 409/00Gear cutting, milling, or planing
  5. Y10T 409/50Planing
  6. Y10T 409/502624Means for cutting groove
  7. Y10T 409/502788Arcuate groove
  8. Y10T 409/502952For rifling
Granted patents
3
Published applications
2
Assignees
3
Inventors
7
Latest grant
20 Mar 2018

Filings by year

Granted patentsPublished applications
Y10T 409/502952: granted patents and published applications per publication year
YearGranted patentsPublished applications
198310
198400
198510
198600
198700
198800
198900
199000
199100
199200
199300
199400
199500
199600
199700
199800
199900
200000
200101
200200
200300
200400
200500
200600
200700
200800
200900
201000
201100
201200
201300
201400
201501
201600
201700
201810

19831993200320132018

By publication year. Applications have been published since 2001.

Recent patents

  • Method and tool for producing an exact-fit cylindrical bore by removal of material from an existing bore with a finishing allowance20 Mar 2018US 9,919,389 B2Audi AG
  • Tool for making hollow articles24 Dec 1985US 4,559,803 APFD Limited
  • Apparatus for broaching rifling25 Oct 1983US 4,411,569 AThe United States of America as represented by the Secretary of the Army
  • Method and tool for producing an exact-fit cylindrical bore by removal of material from an existing bore with a finishing allowance11 Jun 2015US 2015/0158132 A1Audi AG
  • Flexible corrugated hose and method and tool for reducing noise therin16 Aug 2001US 2001/0014261 A1

Most cited

By later US patents
  • Apparatus for broaching rifling9US 4,411,569 AThe United States of America as represented by the Secretary of the Army · 1983
  • Tool for making hollow articles5US 4,559,803 APFD Limited · 1985

Top assignees

Documents
  • Audi AG2
  • PPFD Limited1
  • USThe United States of America as represented by the Secretary of the Army1

Often classified with

  • B23DPlaning3
  • B21DWorking or processing of sheet metal or metal tubes, rods or profiles2
  • B23BTurning2
  • B23CMilling2
  • B23PMetal-working not otherwise provided for2
  • B21JForging1
  • B21KMaking forged or pressed metal products1
  • F16LPipes1

Documents that also carry the other class.

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Search every US patent grant since 1976 and every published application since 2001. Updated weekly from USPTO.

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