Patent US2236167A successfully refreshed from Google Patents.
Patent US2651698A successfully refreshed from Google Patents.
Patent US3580836A successfully refreshed from Google Patents.
US3580836A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treatment system with cooling means
Assignee: BROOKSIDE WATER TREATMENT Inc A CORP OF
•
Filing: 1969-04-08
•
Granted: 1971-05-25
•
Expires: 1989-04-08
Abstract
Abstract A FLUID IS SUBJECTED TO AN ELECTROSTATIC FIELD BETWEEN AN INNER AND AN OUTER ELECTRODE. BY USE OF A COOLING SYSTEM THROUGH THE INNER ELECTRODE, A DIELECTRIC ON THE INNER ELECTRODE IS PROTECTED AGAINST THE DELECTRIOUS EFFECTS OF THE TREATED FLUID WHEN THE LATTER IS HEATED.
Inventors
- 👤 Arthur S King
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:46
CPC Classifications
B; B03; B03C; B03C5/00; B03C5/02; B01; B01J; B01J19/00; B01J19/08; B01J19/087; C; C02; C02F; C02F1/00; C02F1/48; C02F1/46; C02F1/461; C02F1/463; C02F2103/00; C02F2103/02; C02F2103/023
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1974-05-24 | 1974-11-23 | 1975-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-05-24 | 1978-11-23 | 1979-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-05-24 | 1982-11-23 | 1983-05-25 | $7700.00 | Window Closed / Lapsed |