Patent US4830939B1 successfully refreshed from Google Patents.
US4830939B1
Expired / Lapsed
US
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Radiation cured solid electrolytes and electrochemical devices employing the same
Assignee: MHB Joint Venture
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Filing: 1988-03-25
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Granted: 1996-10-08
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Expires: 2008-03-25
Abstract
No abstract record available.
Inventors
- 👤 Mei-Tsu Lee
- 👤 Dale R Shackle
- 👤 Gerhart Schwab
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:59
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/14; H01M6/18; C; C08; C08F; C08F299/00; C08F299/02; C08F299/022; H01M6/181
Claims Analysis
Total Claims: 0
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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) | 1999-10-08 | 2000-04-08 | 2000-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2003-10-08 | 2004-04-08 | 2004-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2007-10-08 | 2008-04-08 | 2008-10-08 | $7700.00 | Window Closed / Lapsed |