US1141119A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Indicating-relay.
Assignee: Kellogg Switchboard and Supply Co
•
Filing: 1913-07-05
•
Granted: 1915-06-01
•
Expires: 1933-07-05
Abstract
No abstract record available.
Inventors
- 👤 William Kaisling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:59
CPC Classifications
H; H01; H01H; H01H50/00; H01H50/16; H01H50/18; H01H50/24; H01H50/28
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) | 1918-05-31 | 1918-11-30 | 1919-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1922-05-31 | 1922-11-30 | 1923-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1926-05-31 | 1926-11-30 | 1927-06-01 | $7700.00 | Window Closed / Lapsed |