Patent US3233643A successfully refreshed from Google Patents.
US3233643A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shingling hatchet
Assignee: Estwing Manufacturing Co Inc
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Filing: 1963-08-19
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Granted: 1966-02-08
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Expires: 1983-08-19
Abstract
No abstract record available.
Inventors
- 👤 Aldor S E Reuterfors
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 20:02
CPC Classifications
B; B27; B27M; B27M1/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
271 words
A SHINGLING TOOL COMPRISING, AN ELONGATED HANDLE HAVING A REAR HAND GRIP PORTION AND A BLADE PORTION EXTENDING LATERALLY FROM THE FORWARD END THEREOF AND DISPOSED IN A PLANE PARALLEL TO THE PLANE THROUGH THE LONGITUDINAL CENTERLINE OF THE HANDLE, THE BLADE PORTION HAVING A FORWARD EDGE AND A REAR EDGE AND A NON-CUTTING END EDGE AT THE OUTER END THEREOF REMOTE FROM THE HANDLE, A CUTTER MEMBER ATTACHED TO SAID BLADE PORTION AND HAVING A THIN FLAT END PORTION EXTENDING OUTWARDLY FROM SAID END EDGE OF THE BLADE PORTION, SAID FLAT END PORTION OF SAID CUTTER MEMBER BEING DISPOSED GENERALLY PARALLEL TO SAID PLANE THROUGH THE CENTERLINE OF THE HANDLE AND HAVING A FORWARD EDGE AND A REAR EDGE AND A V-SHAPED NOTCH IN ITS REAR EDGE FACING REARWARDLY TOWARD THE HANDLE PORTION, THE REAR EDGE OF SAID END PORTION OF THE CUTTER MEMBER BEING SPACED FORWARDLY A SUBSTANTIAL DISTANCE FROM THE REAR EDGE OF SAID BLADE PORTION AND THE APEX OF SAID NOTCH BEING SPACED OUTWARDLY FROM SAID NONCUTTING EDGE, SAID NOTCH DEFINING AN ANGLE OF SUBSTANTIALLY GREATER THAN 90* AND HAVING A FIRST SHARPENED EDGE INCLINED OUTWARDLY FROM SAID NON-CUTTING EDGE IN A DIRECTION TOWARD THE FORWARD EDGE OF THE CUTTER MEMBER TO URGE A SHINGLE BEING CUT AWAY FROM THE NON-CUTTING EDGE OF THE BLADE PORTION TOWARD THE APEX OF THE NOTCH AND A SECOND SHARPENED EDGE EXTENDING FROM THE APEX OF THE NOTCH OUTWARDLY TO SAID REAR EDGE OF THE END PORTION OF THE CUTTER MEMBER IN A DIRECTION TO GUIDE A SHINGLE BEING CUT INWARDLY OF SAID END PORTION TOWARD THE APEX OF THE NOTCH.
Claim 2
Dependent Claim
271 words
A SHINGLING TOOL COMPRISING, AN ELONGATED HANDLE HAVING A REAR HAND GRIP PORTION AND A BLADE PORTION EXTENDING LATERALLY FROM THE FORWARD END THEREOF AND DISPOSED IN A PLANE PARALLEL TO THE PLANE THROUGH THE LONGITUDINAL CENTERLINE OF THE HANDLE, THE BLADE PORTION HAVING A FORWARD EDGE AND A REAR EDGE AND A NON-CUTTING END EDGE AT THE OUTER END THEREOF REMOTE FROM THE HANDLE, A CUTTER MEMBER ATTACHED TO SAID BLADE PORTION AND HAVING A THIN FLAT END PORTION EXTENDING OUTWARDLY FROM SAID END EDGE OF THE BLADE PORTION, SAID FLAT END PORTION OF SAID CUTTER MEMBER BEING DISPOSED GENERALLY PARALLEL TO SAID PLANE THROUGH THE CENTERLINE OF THE HANDLE AND HAVING A FORWARD EDGE AND A REAR EDGE AND A V-SHAPED NOTCH IN ITS REAR EDGE FACING REARWARDLY TOWARD THE HANDLE PORTION, THE REAR EDGE OF SAID END PORTION OF THE CUTTER MEMBER BEING SPACED FORWARDLY A SUBSTANTIAL DISTANCE FROM THE REAR EDGE OF SAID BLADE PORTION AND THE APEX OF SAID NOTCH BEING SPACED OUTWARDLY FROM SAID NONCUTTING EDGE, SAID NOTCH DEFINING AN ANGLE OF SUBSTANTIALLY GREATER THAN 90* AND HAVING A FIRST SHARPENED EDGE INCLINED OUTWARDLY FROM SAID NON-CUTTING EDGE IN A DIRECTION TOWARD THE FORWARD EDGE OF THE CUTTER MEMBER TO URGE A SHINGLE BEING CUT AWAY FROM THE NON-CUTTING EDGE OF THE BLADE PORTION TOWARD THE APEX OF THE NOTCH AND A SECOND SHARPENED EDGE EXTENDING FROM THE APEX OF THE NOTCH OUTWARDLY TO SAID REAR EDGE OF THE END PORTION OF THE CUTTER MEMBER IN A DIRECTION TO GUIDE A SHINGLE BEING CUT INWARDLY OF SAID END PORTION TOWARD THE APEX OF THE NOTCH.
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) | 1969-02-07 | 1969-08-09 | 1970-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-07 | 1973-08-09 | 1974-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-07 | 1977-08-09 | 1978-02-08 | $7700.00 | Window Closed / Lapsed |