US3221403A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus and method for producing closures in battery containers
Assignee: Union Carbide Corp
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Filing: 1962-10-09
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Granted: 1965-12-07
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Expires: 1982-10-09
Abstract
No abstract record available.
Inventors
- 👤 Robert D Simonton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:38
CPC Classifications
H; H01; H01M; H01M50/00; H01M50/10; H01M50/147; H01M50/166; H01M50/167; Y; Y02; Y02E; Y02E60/00; Y02E60/10; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49915; Y10T29/49917; Y10T29/49918; Y10T29/53; Y10T29/5313; Y10T29/53135
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
82 words
A METHOD OF ASSEMBLING A BATTERY COMPRISING AT LEAST ONE GALVANIC CELL AND A CYLINDRICAL CONTAINER THEREFOR; SAID METHOD COMPRISING SUPPORTING SAID CONTAINER PERIPHERALLY ABOUT EACH END, COMPRESSING THE ENDS OF SAID CONTAINER LONGITUDINALLY AND RADIALLY SUCH THAT SAID ENDS ARE SIMULTANEOUSLY METERED INWARDLY TOWARD THE AXIS OF SAID CONTAINER AND INTO A PREDETERMINED CURL, THEREBY FORMING A TIGHT RADIUS OF SAID ENDS ABOUT THE PERIPHERAL EDGES OF SAID CELL AND PROVIDING GOOD ELECTRICAL CONTACT BETWEEN THE COMPONENTS OF SAID BATTERY ASSEMBLY.
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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) | 1968-12-06 | 1969-06-07 | 1969-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-06 | 1973-06-07 | 1973-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-06 | 1977-06-07 | 1977-12-07 | $7700.00 | Window Closed / Lapsed |