US3351997A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toothed blade for tire rasp
Assignee: NEILSEN PRODUCTS CO
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Filing: 1967-03-21
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Granted: 1967-11-14
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Expires: 1987-03-21
Abstract
No abstract record available.
Inventors
- 👤 Peter C Neilsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:04
CPC Classifications
B; B23; B23D; B23D71/00; B23D71/02; B23D71/025; Y; Y10; Y10T; Y10T407/00; Y10T407/18; Y10T407/181
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
A TOOTHED BLADE FOR A TIRE RASP COMPRISING A SHEET METAL MEMBERS HAVING A CONVEX WORKING EDGE REGION WITH EQUI-SPACED CUTTING TEETH FORMED IN SAID REGION, EACH CUTTING TOOTH HAVING AN INNER BASE PORTION, A STRAIGHT LEADING EDGE AND A STRAIGHT TRAILING EDGE DIVERGING FROM EACH OTHER IN OUTWARD DIRECTION, THE OUTER TOOTH EDGES DEFINED BY A GENERAL V-SHAPED RECESS INTERSECTING SAID LEADING AND TRAILING EDGES AND FORMING SPACED POINTS AT THE OUTER END OF THE TOOTH, SOME OF SAID CUTTING TEETH FLUSH WITH THE BODY OF THE MEMBER, SOME OFFSET IN ONE DIRECTION AND THE REMAINDER OFFSET IN THE OPPOSITE DIRECTION, THE PLANE SURFACES OF ALL SAID TEETH PARALLEL WITH EACH OTHER.
Claim 2
Dependent Claim
113 words
A TOOTHED BLADE FOR A TIRE RASP COMPRISING A SHEET METAL MEMBERS HAVING A CONVEX WORKING EDGE REGION WITH EQUI-SPACED CUTTING TEETH FORMED IN SAID REGION, EACH CUTTING TOOTH HAVING AN INNER BASE PORTION, A STRAIGHT LEADING EDGE AND A STRAIGHT TRAILING EDGE DIVERGING FROM EACH OTHER IN OUTWARD DIRECTION, THE OUTER TOOTH EDGES DEFINED BY A GENERAL V-SHAPED RECESS INTERSECTING SAID LEADING AND TRAILING EDGES AND FORMING SPACED POINTS AT THE OUTER END OF THE TOOTH, SOME OF SAID CUTTING TEETH FLUSH WITH THE BODY OF THE MEMBER, SOME OFFSET IN ONE DIRECTION AND THE REMAINDER OFFSET IN THE OPPOSITE DIRECTION, THE PLANE SURFACES OF ALL SAID TEETH PARALLEL WITH EACH OTHER.
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) | 1970-11-13 | 1971-05-15 | 1971-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-13 | 1975-05-15 | 1975-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-13 | 1979-05-15 | 1979-11-14 | $7700.00 | Window Closed / Lapsed |