US562957A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radiator-valve
Assignee: —
•
Filing: —
•
Granted: 1896-06-30
•
Expires: 1913-06-30
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:55
CPC Classifications
F; F28; F28F; F28F27/00; F28F27/02; F28D; F28D21/00; F28D21/0001; F28D21/0003; Y; Y10; Y10S; Y10S165/00; Y10S165/092; Y10S165/109; Y10S165/12; Y10S165/122
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) | 1899-06-30 | 1899-12-30 | 1900-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1903-07-01 | 1903-12-31 | 1904-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1907-07-01 | 1907-12-31 | 1908-07-01 | $7700.00 | Window Closed / Lapsed |