Patent US3282312A successfully refreshed from Google Patents.
US3282312A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chipper knife and apparatus
Assignee: Individual
•
Filing: 1964-03-09
•
Granted: 1966-11-01
•
Expires: 1984-03-09
Abstract
No abstract record available.
Inventors
- 👤 George M Standal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:12
CPC Classifications
B; B27; B27L; B27L11/00; B27L11/007
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
149 words
THE COMBINATION WITH A CUTTING HEAD HAVING A FACE SURFACE AND AN ANGULAR SIDE SURFACE INTERSECTING SAID FACE SURFACE AND EXTENDING OUTWARDLY THEREFROM, THE PERIPHERY OF SAID FACE SURFACE AND SIDE SURFACE BEING PROVIDED WITH A PLURALITY OF ANGULAR OPENINGS INTERSECTING AT THE JOINDER THEREOF; OF A PLURALITY OF KNIVES MOUNTED INDIVIDUALLY WITHIN EACH OF SAID OPENINGS, COMPRISING A FIRST BLADE PORTION HAVING A STRAIGHT BEVELED CUTTING EDGE, A SECOND BLADE PORTION FORMED INTEGRALLY WITH SAID FIRST BLADE PORTION AT AN ANGLE THERETO AND HAVING A STRAIGHT BEVELED CUTING EDGE INTERSECTING THE BEVELED EDGE OF SAID FIRST BLADE PORTION, THE BEVELED EDGES OF THE TWO PORTIONS TERMINATING IN A SINGLE PLANE WHICH IS PREPENDICULAR TO BOTH OF SAID PORTIONS, AND MOUNTING MEANS CLAMED TO THE CUTTING HEAD ADAPTED TO HOLD THE KNIVES IN PLACE WITH SAID BEVELED EDGES PROJECTING BEYOND THE SURFACES OF THE CROWNED FACE AND CONICAL SIDES.
References Cited (Backward Citations)
US1315734A
Cited
US2884031A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |