US912397A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Check-controlled device.
Assignee: Kellogg Switchboard and Supply Co
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Filing: 1905-01-03
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Granted: 1909-02-16
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Expires: 1925-01-03
Abstract
No abstract record available.
Inventors
- 👤 Kempster B Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:34
CPC Classifications
G; G07; G07F; G07F1/00; G07F1/04; G07F1/047; G07D; G07D5/00; G07D5/08; G07F1/06
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) | 1912-02-16 | 1912-08-17 | 1913-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1916-02-16 | 1916-08-17 | 1917-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1920-02-16 | 1920-08-17 | 1921-02-16 | $7700.00 | Window Closed / Lapsed |