US3117476A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tool for removing oil filter cartridges
Assignee: Individual
•
Filing: 1962-07-02
•
Granted: 1964-01-14
•
Expires: 1982-07-02
Abstract
No abstract record available.
Inventors
- 👤 John A Stein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:47
CPC Classifications
B; B25; B25B; B25B27/00; B25B27/0035; B25B27/0042
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
186 words
A HAND TOOL, FOR GRIPPING AND TURNING A CYLINDRICAL OBJECT ABOUT ITS AXIS, COMPRISING A SUBSTANTIALLY SEMI-CIRCULAR SPANNER BAR ADAPTED TO ENGAGE THE CYLINDRICAL OBJECT FROM ONE SIDE AND TO EXTEND APPROXIMATELY HALF WAY THEREABOUT, THE SPANNER BAR BEING FORMED ON A RADIUS GREATER THAN THAT OF THE CYLINDRICAL OBJECT, AN INTURNED JAW ON ONE END OF THE SPANNER BAR FOR GRIPPING THE CYLINDRICAL OBJECT AT A FIRST POINT, A LEVER ARM EXTENDING OUTWARDLY FROM ADJACENT THE OTHER END AND IN THE PLANE OF THE SPANNER BAR, AN INTEGRAL LATERAL TONGUE ON THE INNER END OF THE LEVER ARM, SAID TONGUE PROJECTING IN SUCH PLANE IN A DIRECTION AWAY FROM SAID OTHER END OF THE SPANNER BAR, MEANS CONNECTING THE LEVER ARM ADJACENT ITS INNER END WITH SAID OTHER END OF THE SPANNER BAR FOR MANUAL SWINGING IN SUCH DIRECTION, AND AN INTURNED JAW ON THE FREE END OF THE TONGUE, FOR GRIPPING THE CYLINDRICAL OBJECT AT A SECOND POINT; THE JAWS BEING FORMED WITH SHARP EDGES DISPOSED IN FACING RELATION TO EACH OTHER AND LIE IN PLANES PARALLEL TO THE AXIS OF THE SPANNER BAR.
Claim 2
Dependent Claim
186 words
A HAND TOOL, FOR GRIPPING AND TURNING A CYLINDRICAL OBJECT ABOUT ITS AXIS, COMPRISING A SUBSTANTIALLY SEMI-CIRCULAR SPANNER BAR ADAPTED TO ENGAGE THE CYLINDRICAL OBJECT FROM ONE SIDE AND TO EXTEND APPROXIMATELY HALF WAY THEREABOUT, THE SPANNER BAR BEING FORMED ON A RADIUS GREATER THAN THAT OF THE CYLINDRICAL OBJECT, AN INTURNED JAW ON ONE END OF THE SPANNER BAR FOR GRIPPING THE CYLINDRICAL OBJECT AT A FIRST POINT, A LEVER ARM EXTENDING OUTWARDLY FROM ADJACENT THE OTHER END AND IN THE PLANE OF THE SPANNER BAR, AN INTEGRAL LATERAL TONGUE ON THE INNER END OF THE LEVER ARM, SAID TONGUE PROJECTING IN SUCH PLANE IN A DIRECTION AWAY FROM SAID OTHER END OF THE SPANNER BAR, MEANS CONNECTING THE LEVER ARM ADJACENT ITS INNER END WITH SAID OTHER END OF THE SPANNER BAR FOR MANUAL SWINGING IN SUCH DIRECTION, AND AN INTURNED JAW ON THE FREE END OF THE TONGUE, FOR GRIPPING THE CYLINDRICAL OBJECT AT A SECOND POINT; THE JAWS BEING FORMED WITH SHARP EDGES DISPOSED IN FACING RELATION TO EACH OTHER AND LIE IN PLANES PARALLEL TO THE AXIS OF THE SPANNER BAR.
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) | 1967-01-13 | 1967-07-15 | 1968-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-13 | 1971-07-15 | 1972-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-13 | 1975-07-15 | 1976-01-14 | $7700.00 | Window Closed / Lapsed |