Patent US3843521A successfully refreshed from Google Patents.
US3843521A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Domestic water purification method and system
Assignee: Inca-One Corp
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Filing: 1972-08-14
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Granted: 1974-10-22
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Expires: 1992-08-14
Abstract
Abstract 1. A household ozone generator and purification system for the purification of a small quantities of impure water comprising a housing, an ozone generator mounted in said housing, means secured to said housing for energizing the ozone generator for preselected time intervals, an open topped container having an impeller adjacent its base, a cap for said open top, said cap defining an opening therein, and means for mounting said housing on said cap to permit ozone to flow through said cap and into said container, whereby when said impeller is rotated and ozone is generated and flows into said container, impure water is purified.
Inventors
- 👤 J Zeff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 17:56
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/72; C02F1/78; C02F9/00; C02F9/20; Y; Y10; Y10S; Y10S261/00; Y10S261/42
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
A household ozone generator and purification system for the purification of a small quantities of impure water comprising a housing, an ozone generator mounted in said housing, means secured to said housing for energizing the ozone generator for preselected time intervals, an open topped container having an impeller adjacent its base, a cap for said open top, said cap defining an opening therein, and means for mounting said housing on said cap to permit ozone to flow through said cap and into said container, whereby when said impeller is rotated and ozone is generated and flows into said container, impure water is purified.
Claim 2
Dependent Claim
103 words
A household ozone generator and purification system for the purification of a small quantities of impure water comprising a housing, an ozone generator mounted in said housing, means secured to said housing for energizing the ozone generator for preselected time intervals, an open topped container having an impeller adjacent its base, a cap for said open top, said cap defining an opening therein, and means for mounting said housing on said cap to permit ozone to flow through said cap and into said container, whereby when said impeller is rotated and ozone is generated and flows into said container, impure water is purified.
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) | 1977-10-21 | 1978-04-22 | 1978-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-10-21 | 1982-04-22 | 1982-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-10-21 | 1986-04-22 | 1986-10-22 | $7700.00 | Window Closed / Lapsed |