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US1131606A
Expired / Lapsed
US
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Anode for discharge-tubes.
Assignee: CARL FREDERIC WILLIAM BATES
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Filing: 1912-05-22
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Granted: 1915-03-09
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Expires: 1932-05-22
Abstract
No abstract record available.
Inventors
- 👤 Charles L Gebauer
- 👤 Theophil H Gebauer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:37
CPC Classifications
H; H01; H01J; H01J35/00; H01J35/02; H01J35/04; H01J35/08; H01J35/12; Y; Y10; Y10S; Y10S76/00; Y10S76/11; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002
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) | 1918-03-08 | 1918-09-07 | 1919-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1922-03-08 | 1922-09-07 | 1923-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1926-03-08 | 1926-09-07 | 1927-03-09 | $7700.00 | Window Closed / Lapsed |