US3470030A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of manufacturing a porous electrode containing a boron compound
Assignee: ABB Norden Holding AB
•
Filing: 1966-06-15
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Granted: 1969-09-30
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Expires: 1986-06-15
Abstract
No abstract record available.
Inventors
- 👤 Ingemar Lindholm
- 👤 Gun Karlsson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 05:52
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/86; Y; Y02; Y02E; Y02E60/00; Y02E60/30; Y02E60/50; Y10; Y10S; Y10S65/00; Y10S65/06; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49108; Y10T428/00; Y10T428/12; Y10T428/12007; Y10T428/12493; Y10T428/12771; Y10T428/12806; Y10T428/12812
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1648679A
Cited
US1958740A
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US2769114A
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SU127242A1
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US3202862A
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US3183123A
Cited
US3183124A
Cited
US3166833A
Cited
US3380856A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-29 | 1973-03-31 | 1973-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-29 | 1977-03-31 | 1977-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-29 | 1981-03-31 | 1981-09-30 | $7700.00 | Window Closed / Lapsed |