US1196876A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic telephone and supervisory system.
Assignee: Automatic Electric Co
•
Filing: 1907-11-30
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Granted: 1916-09-05
•
Expires: 1927-11-30
Abstract
No abstract record available.
Inventors
- 👤 Fritz Lubberger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:11
CPC Classifications
H; H04; H04M; H04M3/00; H04M3/08
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) | 1919-09-05 | 1920-03-06 | 1920-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1923-09-05 | 1924-03-06 | 1924-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1927-09-05 | 1928-03-06 | 1928-09-05 | $7700.00 | Window Closed / Lapsed |