Patent US3192623A successfully refreshed from Google Patents.
US3192623A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Culinary knife
Assignee: Individual
•
Filing: 1963-07-22
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Granted: 1965-07-06
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Expires: 1983-07-22
Abstract
No abstract record available.
Inventors
- 👤 John J Guerrero
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:05
CPC Classifications
B; B26; B26B; B26B3/00; A; A47; A47J; A47J17/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
166 words
IN A KNIFE, A HANDLE, AN ANGULAR, OUTWARDLY REDUCED BLADE COMPRISING TWO TRIANGULAR BLADE SEGMENTS RECTANGULARLY DISPOSED TO EACH OTHER ON A COMMON MEDIAN LINE LONGITUDINALLY AFFIXED TO ONE EXTREMITY OF SAID HANDLE AND EXTENDING OUTWARDLY THEREFROM ON THE AXIS THEREOF, A PAIR OF SHORT PARALLEL GUIDE PRONGS DISPOSED AT ONE SIDE OF SAID BLADE IN A VERTICAL PLANE PARALLEL TO THE VERTICAL PLANE THROUGH THE MEDIAN LINE OF SAID BLADE AND INTERSECTING ONE REAR CORNER OF SAID BLADE, A PAIR OF ELONGATE PARALLEL PRONGS DISPOSED AT THE OPPOSITE SIDE OF SAID BLADE IN A VERTICAL PLANE PARALLEL TO THE VERTICAL PLANE OF SAID SHORT PRONGS INTERSECTING THE OPPOSITE, REAR CORNER OF SAID BLADE AND LYING IN THE SAME HORIZONTAL PLANES, RESPECTIVELY, AS SAID GUIDE PRONGS WHEREBY WHEN SAID BLADE IS FULLY SEATED IN AN ARTICLE TO BE CUT SAID GUIDE PRONGS WILL PENETRATE THE ARTICLE IN THE SAME RELATIVE POSITION AS SAID ELONGATE PRONGS, AND WILL SERVE AS A GUIDE THEREFOR ON THE NEXT CUT.
Claim 2
Dependent Claim
166 words
IN A KNIFE, A HANDLE, AN ANGULAR, OUTWARDLY REDUCED BLADE COMPRISING TWO TRIANGULAR BLADE SEGMENTS RECTANGULARLY DISPOSED TO EACH OTHER ON A COMMON MEDIAN LINE LONGITUDINALLY AFFIXED TO ONE EXTREMITY OF SAID HANDLE AND EXTENDING OUTWARDLY THEREFROM ON THE AXIS THEREOF, A PAIR OF SHORT PARALLEL GUIDE PRONGS DISPOSED AT ONE SIDE OF SAID BLADE IN A VERTICAL PLANE PARALLEL TO THE VERTICAL PLANE THROUGH THE MEDIAN LINE OF SAID BLADE AND INTERSECTING ONE REAR CORNER OF SAID BLADE, A PAIR OF ELONGATE PARALLEL PRONGS DISPOSED AT THE OPPOSITE SIDE OF SAID BLADE IN A VERTICAL PLANE PARALLEL TO THE VERTICAL PLANE OF SAID SHORT PRONGS INTERSECTING THE OPPOSITE, REAR CORNER OF SAID BLADE AND LYING IN THE SAME HORIZONTAL PLANES, RESPECTIVELY, AS SAID GUIDE PRONGS WHEREBY WHEN SAID BLADE IS FULLY SEATED IN AN ARTICLE TO BE CUT SAID GUIDE PRONGS WILL PENETRATE THE ARTICLE IN THE SAME RELATIVE POSITION AS SAID ELONGATE PRONGS, AND WILL SERVE AS A GUIDE THEREFOR ON THE NEXT CUT.
References Cited (Backward Citations)
US1117355A
Cited
US1638956A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-05 | 1969-01-04 | 1969-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-05 | 1973-01-04 | 1973-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-05 | 1977-01-04 | 1977-07-06 | $7700.00 | Window Closed / Lapsed |