US837107A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for the sterilization of water by means of an electric current.
Assignee: American Ozone Co
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Filing: 1904-07-01
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Granted: 1906-11-27
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Expires: 1924-07-01
Abstract
No abstract record available.
Inventors
- 👤 Marius Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:07
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/72; C02F1/78; A; A61; A61L; A61L2/00; B; B01; B01F; B01F23/00; B01F23/20; B01F23/23; B01F23/232; B01F23/2322; B01F23/2323; B01F23/234; B01F23/2341; B01F23/23412; B01F23/237; B01F23/2376; B01F23/23761; B01F23/237613; B01F25/00; B01F25/30; B01F25/31; B01F25/312; B01F25/3124; B01F25/31243; C02F2201/00; C02F2201/78; C02F2201/782; C02F2201/784; C02F2303/00; C02F2303/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1909-11-26 | 1910-05-28 | 1910-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1913-11-26 | 1914-05-28 | 1914-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1917-11-26 | 1918-05-28 | 1918-11-27 | $7700.00 | Window Closed / Lapsed |