Patent US3298256A successfully refreshed from Google Patents.
US3298256A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Deburring tool
Assignee: Cogsdill Tool Products Inc
•
Filing: 1964-01-03
•
Granted: 1967-01-17
•
Expires: 1984-01-03
Abstract
No abstract record available.
Inventors
- 👤 Stuart A Cogsdill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:28
CPC Classifications
B; B23; B23B; B23B51/00; B23B51/10; B23B51/101; Y; Y10; Y10S; Y10S408/00; Y10S408/714; Y10T; Y10T408/00; Y10T408/89; Y10T408/907
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
IN A DEBURRING TOOL, AN ELONGATED BODY HAVING A SLOT EXTENDING INWARDLY FROM THE CUTTING END TO FORM TWO LIKE SPRING TINES ON A DRIVING SHANK PORTION, A TOOTH EXTENDING OUTWARDLY FROM AT LEAST ONE TINE AT THE CUTTING END, AND A FULCRUM ELEMENT HAVING OPPOSITELY DISPOSED DOVETAIL SLOTS AND A CENTRAL PORTION THEREBETWEEN, SAID DOVETAIL SLOTS RECEIVING THE TINES WHEN THE CENTRAL PORTION IS DISPOSED IN THE SLOT THEREBETWEEN.
Claim 2
Dependent Claim
70 words
IN A DEBURRING TOOL, AN ELONGATED BODY HAVING A SLOT EXTENDING INWARDLY FROM THE CUTTING END TO FORM TWO LIKE SPRING TINES ON A DRIVING SHANK PORTION, A TOOTH EXTENDING OUTWARDLY FROM AT LEAST ONE TINE AT THE CUTTING END, AND A FULCRUM ELEMENT HAVING OPPOSITELY DISPOSED DOVETAIL SLOTS AND A CENTRAL PORTION THEREBETWEEN, SAID DOVETAIL SLOTS RECEIVING THE TINES WHEN THE CENTRAL PORTION IS DISPOSED IN THE SLOT THEREBETWEEN.
References Cited (Backward Citations)
CA671341A
Cited
US2562347A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-16 | 1970-07-18 | 1971-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-16 | 1974-07-18 | 1975-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-16 | 1978-07-18 | 1979-01-17 | $7700.00 | Window Closed / Lapsed |