Patent US3365133A successfully refreshed from Google Patents.
US3365133A
Expired / Lapsed
US
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Heat powered portable fluid heaters
Assignee: MILL AND MINE SERVICES Inc A CORP OF
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Filing: 1965-12-27
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Granted: 1968-01-23
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Expires: 1985-12-27
Abstract
No abstract record available.
Inventors
- 👤 John P Norton
- 👤 Harold L Kirk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:43
CPC Classifications
F; F24; F24H; F24H3/00; F24H3/006; F22; F22D; F22D11/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1047622A
Cited
US886079A
Cited
US995154A
Cited
US1349877A
Cited
US1376326A
Cited
US1476201A
Cited
US2217610A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-22 | 1971-07-24 | 1972-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-22 | 1975-07-24 | 1976-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-22 | 1979-07-24 | 1980-01-23 | $7700.00 | Window Closed / Lapsed |