Patent US3363314A successfully refreshed from Google Patents.
US3363314A
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Carpet trimming tool
Assignee: KINKEAD INDUSTRIES
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Filing: 1966-10-21
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Granted: 1968-01-16
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Expires: 1986-10-21
Abstract
No abstract record available.
Inventors
- 👤 George A O'brien
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:24
CPC Classifications
B; B26; B26B; B26B5/00; B26B5/005; A; A47; A47G; A47G27/00; A47G27/04; A47G27/0487; D; D01; D01H; D01H1/00; D01H1/14; D01H1/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
156 words
IN A CARPET TRIMMER, THE COMBINATION COMPRISING A FLAT BASE PLATE HAVING A VERTICAL WALL EXTENDING ALONG ONE EDGE AND HAVING AN UPSTANDING HANDLE EXTENDING ALONG THE OPPOSITE EDGE, MEANS FOR DETACHABLY SUPPORTING A KNIFE BLADE PROJECTING HORIZONTALLY FROM THE WALL FOR TRIMMING OF AN UPTURNED EDGE OF A CARPET, SAID HANDLE BEING RELIEVED ALONG ITS UNDER-SIDE TO PROVIDE A FLAT ELONGATED SPACE BETWEEN THE HANDLE AND THE BASE PLATE, A FLAT TRAY DIMENSIONED TO FIT IN SAID SPACE AND HAVING A CENTRAL RECEPTACLE FOR STORING REPLACEMENT BLADES, SAID TRAY BEING PIVOTED AT ONE END FOR HORIZONTAL SWINGING MOVEMENT BETWEEN A CLOSED POSITION IN WHICH THE TRAY IS RECESSED IN SAID SPACE WITH THE BLADES HELD CAPTIVE THEREIN AND AN OPEN POSITION IN WHICH THE BLADES ARE ACCESSIBLE FOR REMOVAL, AND MEANS AT THE EDGE OF THE TRAY FOR DIGITAL ENGAGEMENT WHEN THE TRAY IS IN CLOSED POSITION FOR STARTING MOVEMENT THEREOF TO THE OPEN POSITION.
Claim 2
Dependent Claim
156 words
IN A CARPET TRIMMER, THE COMBINATION COMPRISING A FLAT BASE PLATE HAVING A VERTICAL WALL EXTENDING ALONG ONE EDGE AND HAVING AN UPSTANDING HANDLE EXTENDING ALONG THE OPPOSITE EDGE, MEANS FOR DETACHABLY SUPPORTING A KNIFE BLADE PROJECTING HORIZONTALLY FROM THE WALL FOR TRIMMING OF AN UPTURNED EDGE OF A CARPET, SAID HANDLE BEING RELIEVED ALONG ITS UNDER-SIDE TO PROVIDE A FLAT ELONGATED SPACE BETWEEN THE HANDLE AND THE BASE PLATE, A FLAT TRAY DIMENSIONED TO FIT IN SAID SPACE AND HAVING A CENTRAL RECEPTACLE FOR STORING REPLACEMENT BLADES, SAID TRAY BEING PIVOTED AT ONE END FOR HORIZONTAL SWINGING MOVEMENT BETWEEN A CLOSED POSITION IN WHICH THE TRAY IS RECESSED IN SAID SPACE WITH THE BLADES HELD CAPTIVE THEREIN AND AN OPEN POSITION IN WHICH THE BLADES ARE ACCESSIBLE FOR REMOVAL, AND MEANS AT THE EDGE OF THE TRAY FOR DIGITAL ENGAGEMENT WHEN THE TRAY IS IN CLOSED POSITION FOR STARTING MOVEMENT THEREOF TO THE OPEN POSITION.
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) | 1971-01-15 | 1971-07-17 | 1972-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-15 | 1975-07-17 | 1976-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-15 | 1979-07-17 | 1980-01-16 | $7700.00 | Window Closed / Lapsed |