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US3302526A Expired / Lapsed US ⏱️ 0.0 years remaining

Cutting tools

Assignee: Individual
•
Filing: 1965-05-13
•
Granted: 1967-02-07
•
Expires: 1985-05-13
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Abstract

No abstract record available.

Inventors

  • 👤 Chendy Charles
  • 👤 Jr Kenneth L King

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 21:00
CPC Classifications
B; B23; B23B; B23B51/00; B23B51/04; B23B51/0426; B23B51/10; Y; Y10; Y10T; Y10T408/00; Y10T408/55; Y10T408/56; Y10T408/5605; Y10T408/564; Y10T408/5653

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 86 words
A CUTTING TOOL COMPRISING AN ELONGATED HOLLOW BODY ADAPTED FOR ROTATION BY A PRIME MOVER, END MILL MEANS IN ONE END OF SAID BODY, AN AXIAL PASSAGE IN SAID END MILL MEANS COMMUNICATING WITH THE INTERIOR OF THE HOLLOW BODY, A SHAFT ROTATABLE AND AXIALLY MOVABLE IN SAID PASSAGE, SAID SHAFT EXISTING BEYOND SAID END MILL MEANS AND HAVING A POINT THEREON, SPRING MEANS IN THE HOLLOW BODY NORMALLY URGING THE SHAFT OUTWARDLY THROUGH THE PASSAGE AND ANTIFRICTION BEARING MEANS BETWEEN THE SHAFT AND SAID SPRING.
Claim 2
Dependent Claim 86 words
A CUTTING TOOL COMPRISING AN ELONGATED HOLLOW BODY ADAPTED FOR ROTATION BY A PRIME MOVER, END MILL MEANS IN ONE END OF SAID BODY, AN AXIAL PASSAGE IN SAID END MILL MEANS COMMUNICATING WITH THE INTERIOR OF THE HOLLOW BODY, A SHAFT ROTATABLE AND AXIALLY MOVABLE IN SAID PASSAGE, SAID SHAFT EXISTING BEYOND SAID END MILL MEANS AND HAVING A POINT THEREON, SPRING MEANS IN THE HOLLOW BODY NORMALLY URGING THE SHAFT OUTWARDLY THROUGH THE PASSAGE AND ANTIFRICTION BEARING MEANS BETWEEN THE SHAFT AND SAID SPRING.

References Cited (Backward Citations)

US2665599A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-02-06 1970-08-08 1971-02-07 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-02-06 1974-08-08 1975-02-07 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-02-06 1978-08-08 1979-02-07 $7700.00 Window Closed / Lapsed

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