US3268980A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inserted blade face mill cutter
Assignee: Gleason Works
•
Filing: 1964-10-16
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Granted: 1966-08-30
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Expires: 1984-10-16
Abstract
No abstract record available.
Inventors
- 👤 Richard C Blakesley
- 👤 Lawrence J Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 18:26
CPC Classifications
B; B23; B23F; B23F21/00; B23F21/12; B23F21/22; B23F21/223; B23F21/226; Y; Y10; Y10T; Y10T407/00; Y10T407/17; Y10T407/1705; Y10T407/171
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
52 words
A FACE MILL CUTTER COMPRISING A HEAD HAVING SUBSTANTIALLY RADIAL SLOTS WITH PARALLEL SIDES, SAID SIDES HAVING LATERAL RECESSES WHOSE OUTER SURFACES ARE SUBSTANTIALLY PERPENDICULAR TO SAID PARALLEL SIDES, BRIDGES PIECES EXTENDING ACROSS THE SLOTS AND BEARING ON SAID OUTER SURFACES, CUTTER BLADES IN THE SLOTS INWARD OF THE BRIDGES PIECES, AND
Claim 2
Dependent Claim
52 words
A FACE MILL CUTTER COMPRISING A HEAD HAVING SUBSTANTIALLY RADIAL SLOTS WITH PARALLEL SIDES, SAID SIDES HAVING LATERAL RECESSES WHOSE OUTER SURFACES ARE SUBSTANTIALLY PERPENDICULAR TO SAID PARALLEL SIDES, BRIDGES PIECES EXTENDING ACROSS THE SLOTS AND BEARING ON SAID OUTER SURFACES, CUTTER BLADES IN THE SLOTS INWARD OF THE BRIDGES PIECES, AND
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-29 | 1970-02-28 | 1970-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-29 | 1974-02-28 | 1974-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-29 | 1978-02-28 | 1978-08-30 | $7700.00 | Window Closed / Lapsed |