US2749299A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Anode core
Assignee: Individual
•
Filing: 1952-10-23
•
Granted: 1956-06-05
•
Expires: 1972-10-23
Abstract
No abstract record available.
Inventors
- 👤 Roger M Wheeler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:54
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M4/64; H01M4/70; H01M4/75; C; C23; C23F; C23F13/00; C23F13/02; C23F13/06; C23F13/08; C23F13/10; C23F13/20; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
AN ANODE COMPRISING A BODY FORMED OF METAL, SAID BODY HAVING AN AXIAL CAVITY IN ONE END, A CORE DISPOSED AXIALLY WITHIN THE BODY AND CONSISTING OF A LENGTH OF WIRE OF CIRCULAR CROSS-SECTION SPIRALLY EMBEDDED IN THE BODY AND HAVING AN OUTER END DEFINED BY TIGHTLY ENGAGED CONVOLUTIONS TO FORM A SOCKET OF CONSTANT CROSS-SECTIONAL AREA, SAID SOCKET BEING CONCENTRICALLY DISPOSED WITHIN THE CAVITY, A LEAD WIRE HAVING AN UNINSULATED END AXIALLY FITTED IN THE SOCKET AND FIXED THEREIN BY SOLDER AND A PLASTIC FILLER CLOSING SAID CAVITY AND ENTIRELY SURROUNDING THE SOCKET.
Claim 2
Dependent Claim
94 words
AN ANODE COMPRISING A BODY FORMED OF METAL, SAID BODY HAVING AN AXIAL CAVITY IN ONE END, A CORE DISPOSED AXIALLY WITHIN THE BODY AND CONSISTING OF A LENGTH OF WIRE OF CIRCULAR CROSS-SECTION SPIRALLY EMBEDDED IN THE BODY AND HAVING AN OUTER END DEFINED BY TIGHTLY ENGAGED CONVOLUTIONS TO FORM A SOCKET OF CONSTANT CROSS-SECTIONAL AREA, SAID SOCKET BEING CONCENTRICALLY DISPOSED WITHIN THE CAVITY, A LEAD WIRE HAVING AN UNINSULATED END AXIALLY FITTED IN THE SOCKET AND FIXED THEREIN BY SOLDER AND A PLASTIC FILLER CLOSING SAID CAVITY AND ENTIRELY SURROUNDING THE SOCKET.
References Cited (Backward Citations)
US2670327A
Cited
US2620297A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-06-05 | 1959-12-05 | 1960-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-05 | 1963-12-05 | 1964-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-05 | 1967-12-05 | 1968-06-05 | $7700.00 | Window Closed / Lapsed |