US2483426A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Steam injection water heater
Assignee: Individual
•
Filing: 1945-09-21
•
Granted: 1949-10-04
•
Expires: 1965-09-21
Abstract
No abstract record available.
Inventors
- 👤 Marlin C Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:49
CPC Classifications
F; F28; F28C; F28C3/00; F28C3/06; B; B01; B01F; B01F23/00; B01F23/20; B01F23/23; B01F23/232; B01F25/00; B01F25/30; B01F25/31; B01F25/312; B01F35/00; B01F35/71; B01F35/712; B01F35/717; B01F35/71805; B01F35/718051; B01F35/80; B01F35/83; B01F35/833; B01F23/237; B01F23/2376; B01F23/23767; Y; Y10; Y10S; Y10S261/00; Y10S261/76; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2514
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US960209A
Cited
US1256853A
Cited
US1338592A
Cited
US1753662A
Cited
US1845660A
Cited
US2243144A
Cited
US2335250A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-10-03 | 1953-04-04 | 1953-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-03 | 1957-04-04 | 1957-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-03 | 1961-04-04 | 1961-10-04 | $7700.00 | Window Closed / Lapsed |