US1417710A
Expired / Lapsed
US
⏱️ 0.0 years remaining
System of electrical distribution
Assignee: VALLEY ELECTRIC Co
•
Filing: 1916-12-18
•
Granted: 1922-05-30
•
Expires: 1936-12-18
Abstract
No abstract record available.
Inventors
- 👤 Edwin C Ballman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:05
CPC Classifications
G; G05; G05F; G05F3/00; G05F3/02; G05F3/04; G05F3/06
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) | 1925-05-29 | 1925-11-28 | 1926-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1929-05-29 | 1929-11-28 | 1930-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1933-05-29 | 1933-11-28 | 1934-05-30 | $7700.00 | Window Closed / Lapsed |