US1252176A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water-heating fireplace grate and basket.
Assignee: Individual
•
Filing: 1917-07-09
•
Granted: 1918-01-01
•
Expires: 1937-07-09
Abstract
No abstract record available.
Inventors
- 👤 Marion G Read
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 02:48
CPC Classifications
F; F24; F24B; F24B1/00; F24B1/18; F24B1/183; F24B1/191; F24B1/193
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) | 1920-12-31 | 1921-07-02 | 1922-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1924-12-31 | 1925-07-02 | 1926-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1928-12-31 | 1929-07-02 | 1930-01-01 | $7700.00 | Window Closed / Lapsed |