US2319780A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laminated mica
Assignee: General Electric Co
•
Filing: 1941-05-02
•
Granted: 1943-05-25
•
Expires: 1961-05-02
Abstract
No abstract record available.
Inventors
- 👤 Fred G Pellett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:10
CPC Classifications
H; H01; H01B; H01B3/00; H01B3/02; H01B3/04; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2911; Y10T428/31504; Y10T428/31786; Y10T428/31855; Y10T428/31938
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) | 1946-05-24 | 1946-11-23 | 1947-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-05-24 | 1950-11-23 | 1951-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-05-24 | 1954-11-23 | 1955-05-25 | $7700.00 | Window Closed / Lapsed |