Patent FR504857A successfully refreshed from Google Patents.
Patent US3257243A successfully refreshed from Google Patents.
US3257243A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Primary battery cell
Assignee: VARTA Pertrix Union GmbH
•
Filing: 1963-01-25
•
Granted: 1966-06-21
•
Expires: 1983-01-25
Abstract
No abstract record available.
Inventors
- 👤 Wild Wilhelm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:13
CPC Classifications
H; H01; H01M; H01M50/00; H01M50/10; H01M50/172; H01M50/174; H01M50/182; H01M6/00; H01M6/30; H01M6/36; H01M6/38
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
123 words
IN A GALVANIC DRY CELL ASSEMBLY HAVING COMPONENTS ADAPTED TO BE TELESCOPED FROM AN INOPERATIVE STORAGE POSITION TO AN OPERATIVE POSITION, A POSITIVE ELECTRODE SURROUNDED BY AN ANNULAR ELECTROLYTE-CONTAINING PASTE LAYER, A CUPLIKE METALIC ANODE OPEN TOWARD BUT SPACED AXIALLY FROM THE FOREGOING COMPONENTS AND TELESCOPABLE THEREWITH TO RECEIVE THE SAME THEREIN IN THE OPERATIVE POSITION, DISCLIKE SEALING MEANS SPACING THE ANODE FROM THE REMAINING FOREGOING COMPONENTS IN THE STORAGE POSITION AND YIELDABLE TO TELESCOPE THEREWITH INTO THE CUPLIKE ANODE WHILE MAINTAINING SEALING CONTACT WITH THE WALL OF THE ANODE IN THE OPERATIVE POSITION, THE DISCLIKE SEALING MEANS LYING ADJACENT AND COVERING AN END OF THE POSITIVE ELECTRODE IN BOTH THE STORAGE AND OPERATIVE POSITIONS, AND A SURROUNDING JACKET OF ELECTRICALLY INSULATING MATERIAL.
References Cited (Backward Citations)
US1438084A
Cited
US1505644A
Cited
US1438085A
Cited
US2802042A
Cited
US2829186A
Cited
US3051769A
Cited
US3090824A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-06-20 | 1969-12-20 | 1970-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-20 | 1973-12-20 | 1974-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-20 | 1977-12-20 | 1978-06-21 | $7700.00 | Window Closed / Lapsed |