US359338A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for testing electric circuits
Assignee: —
•
Filing: —
•
Granted: 1887-03-15
•
Expires: 1904-03-15
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:21
CPC Classifications
G; G01; G01D; G01D9/00; G01D9/28; G01D9/32; G01D9/34
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) | 1890-03-14 | 1890-09-13 | 1891-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1894-03-14 | 1894-09-13 | 1895-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1898-03-14 | 1898-09-13 | 1899-03-15 | $7700.00 | Window Closed / Lapsed |