US3667470A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bone shaver and groover
Assignee: NEO COMTEMPORARIES Inc 795A SOUTHERN ARTERY QUINCY MA 02169 A CORP OF MA
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Filing: 1970-04-14
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Granted: 1972-06-06
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Expires: 1990-04-14
Abstract
Abstract A hand-tool for shaving bone or cartilage has a flat shank slightly bent near its end and then reversely curled with a sharp edge at its extremity. In one form of the tool a narrow extension projects from the middle of the sharp edge, the extension having sharp edges on its three sides.
Inventors
- 👤 Frank F Rubin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:22
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/24; A61B17/16; A61B17/1604; A61B17/1662; A61B17/1688
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
74 words
A tool for shaving bony structure of the nose, said tool having a flat shank with a bend of a few degrees away from the longitudinal axis of said tool near the working end thereof and a working end extremity curled in the opposite direction across said axis, said bend being a fulcrum of said tool, said working end extremity having at its distal end a sharp cutting edge transversally disposed to said axis.
Claim 2
Dependent Claim
74 words
A tool for shaving bony structure of the nose, said tool having a flat shank with a bend of a few degrees away from the longitudinal axis of said tool near the working end thereof and a working end extremity curled in the opposite direction across said axis, said bend being a fulcrum of said tool, said working end extremity having at its distal end a sharp cutting edge transversally disposed to said axis.
Claim 3
Dependent Claim
76 words
An elongated tool for shaving the bony structure of the nose, said tool having a shank with an end portion extending a few degrees away from the longitudinal axis of said tool near the working end thereof, the extremity of said end portion curled in the opposite direction across said axis, said extremity having at its working end a sharp cutting edge transversally disposed to said axis, said cutting edge being directed back toward said shank.
Claim 4
Dependent Claim
76 words
An elongated tool for shaving the bony structure of the nose, said tool having a shank with an end portion extending a few degrees away from the longitudinal axis of said tool near the working end thereof, the extremity of said end portion curled in the opposite direction across said axis, said extremity having at its working end a sharp cutting edge transversally disposed to said axis, said cutting edge being directed back toward said shank.
Claim 5
Dependent Claim
39 words
The tool as claimed in claim 2 wherein said tool includes a small extension from the middle of its end edge, the edges of said extention being sharp cutting edges to be used for developing a groove in bone.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-06-06 | 1975-12-06 | 1976-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-06-06 | 1979-12-06 | 1980-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-06-06 | 1983-12-06 | 1984-06-06 | $7700.00 | Window Closed / Lapsed |