Patent US3214299A successfully refreshed from Google Patents.
US3214299A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Battery construction
Assignee: NABDCO ACQUISTION CORP A CORP OF FL
•
Filing: 1963-09-27
•
Granted: 1965-10-26
•
Expires: 1983-09-27
Abstract
No abstract record available.
Inventors
- 👤 Balaguer Rodolfo Rodriguez
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 07:22
CPC Classifications
B; B29; B29C; B29C63/00; B29C63/18; B29C63/02; B29C63/04; B29C63/12; B29C63/14; B29C63/26; B29C63/34; B29C63/341; B29C63/36; B31; B31F; B31F1/00; B31F1/0003; B31F1/0045; B31F1/0048; B31F1/0051; B31F1/0054; H; H01; H01M; H01M50/00; H01M50/30; H01M50/40; H01M50/463; H01M50/469; H01M6/00; H01M6/04; H01M6/06; H01M6/08; B29K; B29K2311/00; B29K2311/10; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/5313; Y10T29/53135; Y10T29/53139
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
160 words
A DRY CELL BATTERY COMPRISING A CARBON CUP HAVING A HOLLOW BODY, A CLOSED END AND AN OPEN END A CARBON ROD PROJECTING FROM SAID CLOSED END AND DISPOSED GENERALLY ALONG THE LONGITUDINAL AXIS OF SAID CUP AND BEING ELECTRICALLY CONNECTED THERETO, SAID CUP AND SAID ROD FORMING A CATHODE STRUCTURE, A HOLLOW CYLINDRICAL METALLIC ANODE DISPOSED BETWEEN SAID ROD AND SAID CUP AND BEING SUBSTANTIALLY CONCENTRIC THEREWITH, CLOSURE MEANS FOR SAID OPEN END OF SAID CUP, BATTERY MIX CONTAINED IN THE SPACE BETWEEN SAID ANODE AND SAID CUP AND SAID ROD TO REACT CHEMICALLY WITH SAID ANODE WHEN SAID ANODE AND SAID CATHODE STRUCTURE ARE ELECTRICALLY CONNECTED THROUGH AN EXTERNAL CIRCUIT, AND A BIBULOUS SEPARATOR COVERING BOTH SIDES OF SAID ANODE AND ARRANGED TO PREVENT DIRECT CONTACT BETWEEN SAID ANODE AND SAID MIX, SAID BIBULOUS SEPARATOR COMPRISING A LAYER OF A COMPRESSIBLE, FORAMINOUS TEXTILE MATERIAL COATED ON BOTH SIDES AND HAVING THE FORAMINA FILLED WITH A HYGROSCOPIC STARCH GEL.
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) | 1968-10-25 | 1969-04-26 | 1969-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-25 | 1973-04-26 | 1973-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-25 | 1977-04-26 | 1977-10-26 | $7700.00 | Window Closed / Lapsed |