US1115411A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heating appliance.
Assignee: STANDARD HEAT AND VENTILATION COMPANY Inc
•
Filing: 1912-02-08
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Granted: 1914-10-27
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Expires: 1932-02-08
Abstract
No abstract record available.
Inventors
- 👤 Robert M Dixon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:29
CPC Classifications
F; F28; F28F; F28F1/00; F28F1/10; F28F1/12; F28F1/24; F28F1/30; Y; Y10; Y10S; Y10S29/00; Y10S29/035; Y10T; Y10T29/00; Y10T29/49; Y10T29/4935; Y10T29/49377; Y10T29/49378; Y10T29/49826; Y10T29/49863; Y10T29/49865
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) | 1917-10-26 | 1918-04-27 | 1918-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1921-10-26 | 1922-04-27 | 1922-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1925-10-26 | 1926-04-27 | 1926-10-27 | $7700.00 | Window Closed / Lapsed |