US1849266A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hot water storage tank
Assignee: Individual
•
Filing: 1930-11-12
•
Granted: 1932-03-15
•
Expires: 1950-11-12
Abstract
No abstract record available.
Inventors
- 👤 Frank J Bentz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:24
CPC Classifications
F; F24; F24D; F24D17/00; F24D17/0015; F24D17/0021; F24S; F24S10/00; F24S10/70; F24S10/74; F24S10/748; Y; Y02; Y02E; Y02E10/00; Y02E10/40; Y02E10/44
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) | 1935-03-15 | 1935-09-14 | 1936-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-03-15 | 1939-09-14 | 1940-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-03-15 | 1943-09-14 | 1944-03-15 | $7700.00 | Window Closed / Lapsed |