US3329531A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Battery casing and cover therefor
Assignee: Globe Union Inc
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Filing: 1964-12-14
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Granted: 1967-07-04
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Expires: 1984-12-14
Abstract
No abstract record available.
Inventors
- 👤 Hennen Roy Erving
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:35
CPC Classifications
H; H01; H01M; H01M50/00; H01M50/10; H01M50/147; H01M50/30; H01M50/35; H01M50/367; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
A VENT SYSTEM FOR A STORAGE BATTERY HAVING A CASING BODY AND A COVER THEREFOR, SAID BODY AND COVER DEFINING AT LEAST ONE CELL, SAID VENT SYSTEM COMPRISING MEANS DEFINING A RELATIVELY LARGE CAVITY IN THE OUTER SURFACE OF SAID COVER, MEANS DEFINING A RELATIVELY SMALL PASSAGEWAY BETWEEN SAID CAVITY AND THE INTERIOR OF SAID BATTERY FOR VENTING SAID CELL, MEANS DEFINING A RELATIVELY NARROW AND SHALLOW FLUID PATH IN SAID OUTER SURFACE EXTENDING FROM SAID CAVITY, AND SHEET MEANS SHAPED TO OVERLIE AT LEAST A PORTION OF THE OUTER SURFACE OF SAID COVER SURROUNDING SAID CAVITY AND PATH OF CLOSE SAID CAVITY AND PATH, SAID
Claim 2
Dependent Claim
106 words
A VENT SYSTEM FOR A STORAGE BATTERY HAVING A CASING BODY AND A COVER THEREFOR, SAID BODY AND COVER DEFINING AT LEAST ONE CELL, SAID VENT SYSTEM COMPRISING MEANS DEFINING A RELATIVELY LARGE CAVITY IN THE OUTER SURFACE OF SAID COVER, MEANS DEFINING A RELATIVELY SMALL PASSAGEWAY BETWEEN SAID CAVITY AND THE INTERIOR OF SAID BATTERY FOR VENTING SAID CELL, MEANS DEFINING A RELATIVELY NARROW AND SHALLOW FLUID PATH IN SAID OUTER SURFACE EXTENDING FROM SAID CAVITY, AND SHEET MEANS SHAPED TO OVERLIE AT LEAST A PORTION OF THE OUTER SURFACE OF SAID COVER SURROUNDING SAID CAVITY AND PATH OF CLOSE SAID CAVITY AND PATH, SAID
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) | 1970-07-03 | 1971-01-02 | 1971-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-03 | 1975-01-02 | 1975-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-03 | 1979-01-02 | 1979-07-04 | $7700.00 | Window Closed / Lapsed |