US3062233A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cold water inlet for water heating tanks
Assignee: HANDLING EQUIPMENT Manufacturing CORP
•
Filing: 1960-08-22
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Granted: 1962-11-06
•
Expires: 1980-08-22
Abstract
No abstract record available.
Inventors
- 👤 Richard L Hammersley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 03:33
CPC Classifications
F; F24; F24H; F24H9/00; F24H9/12; F24H9/13; F24H9/133; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86348; Y10T137/86372
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2123809A
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GB479609A
Cited
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US2228471A
Cited
US2385854A
Cited
US2414875A
Cited
US2553212A
Cited
US2711756A
Cited
US2636512A
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US2861169A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-05 | 1966-05-07 | 1966-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-05 | 1970-05-07 | 1970-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-05 | 1974-05-07 | 1974-11-06 | $7700.00 | Window Closed / Lapsed |