Patent US2527975A successfully refreshed from Google Patents.
Patent US3302526A successfully refreshed from Google Patents.
US3302526A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cutting tools
Assignee: Individual
•
Filing: 1965-05-13
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Granted: 1967-02-07
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Expires: 1985-05-13
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 21:29
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 |