US3063432A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water heater protection
Assignee: Individual
•
Filing: 1961-01-13
•
Granted: 1962-11-13
•
Expires: 1981-01-13
Abstract
No abstract record available.
Inventors
- 👤 Douglas R Bond
- 👤 Charles E Koch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:53
CPC Classifications
F; F24; F24H; F24H9/00; F24H9/20; F24H9/2007; F24H9/2035; F23; F23N; F23N1/00; F23N1/08; F23N1/087; F23Q; F23Q9/00; F23Q9/08; F23Q9/10; F24H15/00; F24H15/10; F24H15/12; F24H15/20; F24H15/212; F24H15/242; F24H15/246; F24H15/30; F24H15/305; F24H15/31; F24H9/16; F24H9/17; Y; Y10; Y10T; Y10T137/00; Y10T137/5762
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US357056A
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US2505730A
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US786761A
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US1045007A
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US2006948A
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US2129094A
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US2282244A
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US2531159A
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FR1149875A
Cited
US2875616A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-12 | 1966-05-14 | 1966-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-12 | 1970-05-14 | 1970-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-12 | 1974-05-14 | 1974-11-13 | $7700.00 | Window Closed / Lapsed |