US3096211A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alkali metal generators
Assignee: EMI Ltd
•
Filing: 1960-03-28
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Granted: 1963-07-02
•
Expires: 1980-03-28
Abstract
No abstract record available.
Inventors
- 👤 Davis Gordon Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 21:29
CPC Classifications
H; H01; H01J; H01J9/00; H01J9/02; H01J9/12; H01J40/00; H01J40/02; H01J40/04; H01J40/06; Y; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12014; Y10T428/12028; Y10T428/12063; Y10T428/12104; Y10T428/12111; Y10T428/12333; Y10T428/12431
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
40 words
AN ALKALI METAL GENERATOR COMPRISING AN ELECTRICALLY CONDUCTING HEATING ELEMENT OF FILAMENTARY FORM, A COATING THEREON COMPRISING A POWDERED MIXTURE OF A REDUCIBLE COMPOUND OF AN ALKALI METAL AND A REDUCING AGENT FOR SAID COMPOUND AND AN ALKALI METAL SILICATE.
Claim 2
Dependent Claim
40 words
AN ALKALI METAL GENERATOR COMPRISING AN ELECTRICALLY CONDUCTING HEATING ELEMENT OF FILAMENTARY FORM, A COATING THEREON COMPRISING A POWDERED MIXTURE OF A REDUCIBLE COMPOUND OF AN ALKALI METAL AND A REDUCING AGENT FOR SAID COMPOUND AND AN ALKALI METAL SILICATE.
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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) | 1966-07-01 | 1966-12-31 | 1967-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-01 | 1970-12-31 | 1971-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-01 | 1974-12-31 | 1975-07-02 | $7700.00 | Window Closed / Lapsed |