US2486410A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Continuous process for forming high dielectric ceramic plates
Assignee: Individual
•
Filing: 1945-07-26
•
Granted: 1949-11-01
•
Expires: 1965-07-26
Abstract
No abstract record available.
Inventors
- 👤 Glenn N Howatt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:42
CPC Classifications
B; B22; B22D; B22D11/00; B22D11/06; B22D11/0631; B28; B28B; B28B1/00; B28B1/26; B28B1/267; B28B13/00; B28B13/02; B28B5/00; B28B5/02; B28B5/021; B28B5/025; B28B5/026; B28B5/028; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/4902; Y10T29/49069
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US823232A
Cited
US1559498A
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US1694563A
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US2161308A
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US2198621A
Cited
US2371353A
Cited
US2266637A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-10-31 | 1953-05-02 | 1953-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-31 | 1957-05-02 | 1957-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-31 | 1961-05-02 | 1961-11-01 | $7700.00 | Window Closed / Lapsed |