US3077509A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric storage battery
Assignee: Electro-Acid Corp
•
Filing: 1959-08-17
•
Granted: 1963-02-12
•
Expires: 1979-08-17
Abstract
No abstract record available.
Inventors
- 👤 Broussard Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 08:23
CPC Classifications
H; H01; H01M; H01M50/00; H01M50/10; H01M50/102; H01M50/112; H01M50/114; H01M50/103; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
AN ELECTRIC STORAGE BATTERY COMPRISING A ONE-PIECE CASING FORMED OF RIGID PLASTIC OF REQUISITE STRENGTH QUALITIES AND DIVIDED INTO CELL COMPARTMENTS EACH WITH INWARDLY DISPOSED SHOULDER; A TOP FOR EACH CELL COMPARTMENT RECEIVED ON SAID SHOULDER AND BEING PERMANENTLY SEALED THERETO, EACH SAID TOP BEING PROVIDED WITH AN ENLARGED OPENING THEREIN; AND A COVER FITTING INTO THE OPENING IN EACH TOP, EACH SAID COVER HAVING UNITARILY PROVIDED THEREON POSITIVE AND NEGATIVE PLATES, SEPARATORS THEREFOR AND CONNECTING TERMINALS COMPRISING AN ACTIVE CELL ASSEMBLY, AND HAVING A PERIPHERALLY AND DEPENDING RESILIENT FLANGE OF GENERALLY U-SHAPED CROSS-SECTION FOR COMPRESSIVE INTRODUCTION INTO THE OPENING OF SAID CELL TOP AND MAKING THEREWITH AN EFFECTIVE SEAL, AND SAID COVER FLANGE BEING PROVIDED WITH MEANS FOR REMOVABLE INTERLOCK WITH SAID CELL TOP.
Claim 2
Dependent Claim
125 words
AN ELECTRIC STORAGE BATTERY COMPRISING A ONE-PIECE CASING FORMED OF RIGID PLASTIC OF REQUISITE STRENGTH QUALITIES AND DIVIDED INTO CELL COMPARTMENTS EACH WITH INWARDLY DISPOSED SHOULDER; A TOP FOR EACH CELL COMPARTMENT RECEIVED ON SAID SHOULDER AND BEING PERMANENTLY SEALED THERETO, EACH SAID TOP BEING PROVIDED WITH AN ENLARGED OPENING THEREIN; AND A COVER FITTING INTO THE OPENING IN EACH TOP, EACH SAID COVER HAVING UNITARILY PROVIDED THEREON POSITIVE AND NEGATIVE PLATES, SEPARATORS THEREFOR AND CONNECTING TERMINALS COMPRISING AN ACTIVE CELL ASSEMBLY, AND HAVING A PERIPHERALLY AND DEPENDING RESILIENT FLANGE OF GENERALLY U-SHAPED CROSS-SECTION FOR COMPRESSIVE INTRODUCTION INTO THE OPENING OF SAID CELL TOP AND MAKING THEREWITH AN EFFECTIVE SEAL, AND SAID COVER FLANGE BEING PROVIDED WITH MEANS FOR REMOVABLE INTERLOCK WITH SAID CELL TOP.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-02-11 | 1966-08-13 | 1967-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-11 | 1970-08-13 | 1971-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-11 | 1974-08-13 | 1975-02-12 | $7700.00 | Window Closed / Lapsed |