US3400246A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dual-input electric side-arm water heater
Assignee: ALMOS PETER ZOB
•
Filing: 1965-10-18
•
Granted: 1968-09-03
•
Expires: 1985-10-18
Abstract
No abstract record available.
Inventors
- 👤 Zob Almos Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:44
CPC Classifications
F; F24; F24H; F24H1/00; F24H1/18; F24H1/20
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1269053A
Cited
US1560528A
Cited
US1620745A
Cited
US1671592A
Cited
US1715687A
Cited
US2044611A
Cited
US2519920A
Cited
US2744184A
Cited
US2848588A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-03 | 1972-03-04 | 1972-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-03 | 1976-03-04 | 1976-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-03 | 1980-03-04 | 1980-09-03 | $7700.00 | Window Closed / Lapsed |