US587102A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for closing gas-mains
Assignee: —
•
Filing: —
•
Granted: 1897-07-27
•
Expires: 1914-07-27
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:47
CPC Classifications
F; F16; F16L; F16L55/00; F16L55/10; F16L55/12; F16L55/128; F16L55/132; F16L55/134
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) | 1900-07-27 | 1901-01-26 | 1901-07-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1904-07-27 | 1905-01-26 | 1905-07-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1908-07-27 | 1909-01-26 | 1909-07-28 | $7700.00 | Window Closed / Lapsed |