US688286A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water-feeder for boilers.
Assignee: Individual
•
Filing: 1900-03-19
•
Granted: 1901-12-10
•
Expires: 1920-03-19
Abstract
No abstract record available.
Inventors
- 👤 John C Blevney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:50
CPC Classifications
E; E03; E03F; E03F5/00; E03F5/22; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2559; Y10T137/2574; Y10T137/2577; Y10T137/7287; Y10T137/7358; Y10T137/7368; Y10T137/7371; Y10T137/7378
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) | 1904-12-09 | 1905-06-10 | 1905-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1908-12-09 | 1909-06-10 | 1909-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1912-12-09 | 1913-06-10 | 1913-12-10 | $7700.00 | Window Closed / Lapsed |