Patent US2760636A successfully refreshed from Google Patents.
US2760636A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dip-sticks
Assignee: Individual
•
Filing: 1955-11-02
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Granted: 1956-08-28
•
Expires: 1975-11-02
Abstract
No abstract record available.
Inventors
- 👤 Ashton C Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:50
CPC Classifications
G; G01; G01F; G01F23/00; G01F23/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
55 words
IN COMBINATION WITH A DIP-STICK, A LONGITUDINALLY SLOTTED CYLINDRICAL MAGNESIUM ELEMENT HAVING EXTERNAL CIRCUMFERENTIAL GROOVES FITTED OVER THE END OF SAID DIP-STICK, AND A PLURALITY OF SNAP-RINGS ENGAGED IN SAID GROOVES, SAID MAGNESIUM ELEMENT HAVING AN AXIAL BORE IN ITS FREE END, AND A PERMANENT MAGNET ROD HELD IN SAID BORE WITH A DRIVING FIT.
Claim 2
Dependent Claim
28 words
A DIP-STICK, A RIGHT ANGLE BENT APERTURED LOWER END THEREON, A HOLLOW CYLINDRICAL MAGNESIUM ELEMENT, AND BOLT MEANS SECURING SAID ELEMENT TO THE LOWER END OF THE DIP-STICK.
References Cited (Backward Citations)
US1752050A
Cited
GB303076A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-08-28 | 1960-02-27 | 1960-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-28 | 1964-02-27 | 1964-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-28 | 1968-02-27 | 1968-08-28 | $7700.00 | Window Closed / Lapsed |