US3748182A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Button type cell casing and sealed button type battery
Assignee: General Electric Co
•
Filing: 1972-05-26
•
Granted: 1973-07-24
•
Expires: 1992-05-26
Abstract
Abstract A CELL CASING FOR A PRIMARY DRY CELL BATTERY OF THE BUTTON TYPE IS DISCLOSED WHICH INCLUDES A CASE WITH A FIRST ELONGATED ELECTRICALLY CONDUCTIVE MEMBER AFFIXED CENTRALLY TO ITS EXTERIOR SURFACE, AND A COVER WITH A SECOND ELONGATED ELECTRICALLY CONDUCTIVE HOLLOW MEMBER AFFIXED CENTRALLY TO ITS INTERIOR SURFACE IN COMMUNICATION WITH AN APERTURE. BOTH A SINGLE AND A MULTI-CELL BATTERY ARE, DESCRIBED WHICH INCLUDE THE ABOVE BATTERY CASING.
Inventors
- 👤 J Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:55
CPC Classifications
H; H01; H01M; H01M50/00; H01M50/50; H01M50/543; H01M50/552; H01M50/559; H01M50/547; H01M50/548; H01M50/562; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-07-23 | 1977-01-22 | 1977-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-07-23 | 1981-01-22 | 1981-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-07-23 | 1985-01-22 | 1985-07-24 | $7700.00 | Window Closed / Lapsed |