US994727A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic boiler-cleaner and water-distributer.
Assignee: Individual
•
Filing: 1910-09-26
•
Granted: 1911-06-13
•
Expires: 1930-09-26
Abstract
No abstract record available.
Inventors
- 👤 Daniel Dwyer
- 👤 Ephraim S Garrett
- 👤 Sidney J O'donnell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:32
CPC Classifications
F; F22; F22B; F22B37/00; F22B37/02; F22B37/48; F22B37/54
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) | 1914-06-12 | 1914-12-12 | 1915-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1918-06-12 | 1918-12-12 | 1919-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1922-06-12 | 1922-12-12 | 1923-06-13 | $7700.00 | Window Closed / Lapsed |