US3413465A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ultraviolet sterilization apparatus for drinking water having automatic shutoff means
Assignee: RAYMOND N FOXGORD
•
Filing: 1967-07-14
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Granted: 1968-11-26
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Expires: 1987-07-14
Abstract
No abstract record available.
Inventors
- 👤 James William Harrison
- 👤 Raymond N Foxgord
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:38
CPC Classifications
G; G21; G21K; G21K5/00; A; A61; A61L; A61L2/00; A61L2/02; A61L2/08; A61L2/10; C; C02; C02F; C02F1/00; C02F1/30; C02F1/32; C02F1/325; C02F2201/00; C02F2201/32; C02F2201/322; C02F2201/3223; C02F2201/3227
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2056322A
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US2096808A
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US2298124A
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US2519607A
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US2620822A
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US2667584A
Cited
US3061721A
Cited
US3182193A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-26 | 1972-05-27 | 1972-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-26 | 1976-05-27 | 1976-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-26 | 1980-05-27 | 1980-11-26 | $7700.00 | Window Closed / Lapsed |