US313883A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Steam-radiator
Assignee: —
•
Filing: —
•
Granted: 1885-03-17
•
Expires: 1902-03-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 04:17
CPC Classifications
F; F28; F28F; F28F27/00; F28F27/02; F28D; F28D1/00; F28D1/02; F28D1/0233; F28D1/024; Y; Y10; Y10S; Y10S165/00; Y10S165/092; Y10S165/101; Y10S165/102; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86863; Y10T137/86871
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) | 1888-03-16 | 1888-09-15 | 1889-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1892-03-16 | 1892-09-15 | 1893-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1896-03-16 | 1896-09-15 | 1897-03-17 | $7700.00 | Window Closed / Lapsed |